When the pups heard louder sea noises, they lowered their vocal pitch. They are used on all kinds of vehicles, from bicycles to aircraft and cars. Vocal Communication. Puddles of fluid. Noise timing: make a careful observation of when noises occur in relation to building occupancy, use, time of day, weather, sun exposure, and operation of mechanical systems & devices. 1. We were hearing the singing of the seals. 5. And I saw when the Lamb opened one of the seals, and I heard, as it were the noise of thunder, one of the four living beings saying, Come and see. Pressure cookers make noise because of the safety release valve. By hand, lift the hinged flapper at the bottom of the tank. Most animals make sounds that fit their body size. Have you ever wondered what a seal sounds like? After viewing this informative video, you'll wonder no longer! Enjoy being educated by our professional animo. In nearly every motorcycle available today, the front wheel is held on by an axle that’s connected to the fork. com. Put an ear down near to the baseboard heaters (but not so near you singe hair or burn skin) and check to see where the noise is coming from. A knock when braking could be a caliper or suspension problem. The first phase is a distinctive low-frequency, guttural vocalization. If an interaction escalates, the vocalizations are often accompanied by increasingly aggressive behaviors such as bubble production, jaw claps, body charges, tail slaps, and other actions. It may be a loose pipe or the blades failing within the turbo. Example 2: Mini-split’s. A study conducted by the Cornell Lab of Ornithology's Center for Conservation Bioacoustics (CCB) found that when ambient underwater noise gets too. Do seals make noise? All kinds of seals communicate vocally by making noise with their throat and air. “I was diving off the Farne Islands when I first saw a large male clap underwater. It Might Be a Dirty Condenser Coil. Illustrations by David Hocking. Instead of being loud, male harbor seals will choose a spot where females will pass by and put on a display of poses and low guttural noise. Check the filters: Ensure filters are clear of plugs and blockages. Their elaborate calls can last as long as. One of the most effective ways to reduce noises coming from the ceiling is through spray foam insulation. Top 7 Bad Valve Guide Seals Symptoms. So the noise coming from your pool pump sounds a little less like a pile of rocks, and a little more like a screech. However, while mammals mostly perceive sounds via one organ, the ear, they. Take a listen to a sea_lion. Vinyl naturally expands in response to temperature changes. Weddell seals send out long, low whistles underwater at very high decibel levels, and harbor seals make quiet calls. 5. • Compressor wheel damage. Air pressure: Warm air pressure will form droplets in the tubing and the mask, causing a gurgling sound. Feline asthma is one of the most common respiratory diseases in cats, affecting about 1% if the. Tighten the mounting bolts or replace the mounts as necessary. The whistling is the sound of leaking air, so once you can stop the leak, you also stop the irritating sound that probably led you to search for this guide. Pups' sheep-like cries are individually distinctive to their mothers. The Weddell Seal has 34 different kinds of calls and can be heard for more than 15 miles underwater. When researchers see a monk seal with an eel dangling from its nostril, they capture the animal and gently remove it, and the seal goes on to live a freewheeling, eel-in-the-nose-free life. Signals are complex in frequency, amplitude, and time domain. Finally, a roaring noise could indicate that the engine is running. If your truck is pulsating or shudders in a straight line, you could have unequal tire pressures, unequal tire wear, or unmatched tire and wheel size. The first thing to do to fix the problem is find the seam were the seal is joined. Lift the toilet lid off and set it aside. Then again, transmission noise can appear. Wearing a mask with a loose fit can cause the pressurized air to leak, which could be causing the high–pitched whistling sound you hear. Bacteria build-up on your mask can weaken your mask seal, which will lead to more squeaky noises in the night. It is worse when a child is lying on their back. Add two quarts of water to the bottom of the tub and the noise should go away. Replace old and leaky cushions and frames. Clattering and slapping could mean cam chain or tensioner. What Do Seals Sound Like; What Do Seals Sound Like. Loud Siren Noise. When your sphincter is relaxed, your farts tend to make the quiet pffft sound. Blow these fans from the outside. Every Samsung refrigerator has a fan that stops running when you open the door. Blue Smoke From Exhaust. The seal needs to slide smoothly, if there is extra friction a stick-then-slip rhythm can occur, resulting in noise. You can also manually control your fans, replace noisy and inefficient coolers, or swap out clicky hard drives for silent solid-state drives instead. Flush the toilet to drain water from the tank. Wood frames should receive a fresh coat of paint. If you live in an environment with heavy noise pollution, such as honking car horns, wailing sirens, or music blasting from next door, utilizing. Rusted Dust Shield. whining. #6. In addition to growling, foxes can also make a guttural sound in the back of their throat called "clicketing," which generally happens during the mating season, Harris said. Seals are the common name of two families of carnivorous mammals that lead a semi-abdomen lifestyle, a poly. A growing body of research suggests that people tend to make a range of judgments based on nothing but the sound of a word or name. Common clogged hydraulic filter. hooded seal, (Cystophora cristata), large grayish seal with dark spots that is found in open waters of the North Atlantic and Arctic oceans. A loose seal will cause leaks and rubbing that will make noise through the night. Like the rumble of a foghorn, it would thrum in your ribcage and bristle the hairs on your neck. Misfires are a bit more subtle and produce popping noise from the exhaust. The sound that is made by a seal is called a bark. To isolate your bottom bracket, stand next to your bike, grab both of your brakes, and put your foot on the pedal closest to you. Why Do Seals Have No Ears? Credit: goodmorninggloucester. Physical description. Check the seals: Look for evidence of any fluid leakage around your hydraulic system's seals, especially the shaft seal. When the pups heard louder sea noises. So why do they make these sounds? With true echolocation ruled out, Cziko and his colleagues suspect Weddell seals use ultrasonic calls. It can appear suddenly and slowly fade out. With your AirPods Pro in your ears and connected to your iPhone or iPad, go to Settings > Bluetooth. Using a clean soft brush or cloth, clean the compressor and condenser coils thoroughly. However, if you clench your butt like you’re holding in poop, this leads to loud or squeaky farts. A Marine rescue organization in Canada has gone viral online after sharing an adorable video of the sounds seal pups make. Seals differ from sea lions (eared seals) in a number of ways, including having shorter, stouter flippers, and no visible earflaps. Seals possess a highly developed sense of hearing which allows them to detect faint noises in. Following are a few of the more common causes of squeaking, popping, and crunching noises in installed engineered wood floors. The amount of smoke and intensity of the odor will depend. It is not an approved canning method–the heat of the food item is not proven safe for killing the necessary bacteria to ensure safety. Seals have small flippers, wriggle on their bellies on land, and lack visible ear flaps. 1. Condenser coils on the back of the fridge are as much a part of your fridge’s normal operation as they move the coolant around. It Might Be a Dirty Condenser Coil. Turbocharged cars do make good noises such as spooling or a blow off valve noise but there are also bad noises. He-He! Photo bombing the Penguins like a king. The first phase is a distinctive low-frequency, guttural vocalization. A dirty mask can also affect how well your mask seals to your face, as build up from your skin can weaken the barrier formed. Why do seals make weird noises? Arctic seals can groan, chug, or growl in the course of their communication. Your music will sound very different from the first tips we tried, and you may not like it. But if we do not know a behaviour exists, we cannot easily act to. The bearded seals, however, can only do so much. When the output shaft seal breaks or wears out, it also can cause noises to appear from under the vehicle. Weddell seals send out long, low whistles underwater at very high decibel levels, and harbor seals make quiet calls. But the best way to prevent a broken seal is to purchase a quality window from the start. Q: What noise does a seal make? Write your answer. Hawaiian monk seals vocalize throughout their life. 3) Engine Braking. If the washer is not completely level, it will be off-balance during spin and will make a thumping or drumming noise or will rock back and forth. The latter sounds appear to be used as they home in on their prey, maybe similar to the way dolphins do. To the contrary, one of the more common issues we have heard of through our technical call center is directly related to squeaking, popping, and crunching noises in installed engineered wood floors. However, it may also be down to the recirculation fan getting iced up or a bearing in the fan having worn out. When you flush the toilet, it opens a valve to allow more water in. groaning. Their elaborate calls can last as long as. Plus, if swallowed air is triggering your fart—as is the case in the majority of farts—they tend to be louder (but less smelly), says Dr. Adults are dark gray with a light gray or white belly, and dark blotches scattered all over the body. Sometimes water collects near the seal and causes rusting of the recess where the windshield is housed. The snorting and the tongue clicking, especially if the clicking is at the back of the throat as opposed to the tip of the tongue, sounds a lot like she's trying to clear mucus from the back of her nasal passage, which translates into nasal allergies. Sometimes water collects near the seal and causes rusting of the recess where the windshield is housed. 1. Sea lions are known to bark whenever they come out. When the bottle is sealed, any changes to the temperature or bottle’s shape can result in a gas pressure discrepancy, leading the bottle to make noise or “pop” as it tries to equalize the internal and external pressure. Disable the ABS/ESP system – there’s usually a button. This is commonly associated with sea lions, which are a type of seal that make a. Step 3: Cut a piece of soundproofing mat to fit inside the frame, and attach it using adhesive. We explained earlier that the common function of axle seal is to prevent oil leaks from the tranny and diff. So, they are not being cute, and it would be wise to back off!Like petroleum jelly, WD-40 is a versatile lubricant. This causes a gap, and the gap creates noise. Poor positioning and/or latch: for example, if baby is retracting the tongue or curling the tongue up when nursing, it can cause a clicking sound as the suction is broken. California sea lions are “eared seals” native to the West Coast of North America. Cause 5: Bad Bearings in the Motor. When you remove earbuds, try to break the seal first by gently pulling your earlobe down or by pulling your helix up. Try to dislodge the clog with 10 to 15 firm pumping motions, then wait to see. There should be an immense amount of noise with this failure and there’s no reason to keep driving your car with this problem unresolved. 5-1. This answer is. One of the most distinctive sounds that seals make is barking. Pups' sheep-like cries are individually distinctive to their mothers. How to hang your pipes. When the seal isn’t working correctly, the oil can escape from within the crankcase. The “pop” is just not enough to ensure food safety. Still they have the same behavior of (apparently randomly) making a sound like if they were scanning something, very briefly (like for 2 or 3 seconds), and this several times a day. See answer (1) Best Answer. 42K views 5 years ago. Make sure the seal is down, then you know that you have a good seal. They also have improved sound, much better Bluetooth stability, and bonus features like multipoint. Haaaaaaaaaaa… Why do Seals laugh so much? They are just happy animals. Check for loose belts. Potential causes of turbo noise include: • Boost/air/vacuum leak – either on your engine intake, or your intercooler. With time, you’ll also learn to differentiate other subtle sounds that rabbits make depending on their mood. Better would be: Don't make a sound. Hello, This is my first post, so pardon me if I make mistakes or if I am not thorough enough. On your car, the power steering fluid reservoir is on the passenger side fender near the rear of. This is not a maybe, it’s guaranteed. Similarly, slow and hanging shifts can be a sign of worn component or abnormal. However, irregular breath sounds may include:. The U. Here are the possible reasons: AC Duct Has a Leak. Scientists refer to this motion as a “clap. Subfloor. Vocal Communication. We scrambled out of the tent, grabbed binoculars and microphones and ran out to the point of land. Cleaning the fan. Water hammer arrestors: A plumber can install water hammer arrestors to reduce the loud banging noise caused by a water hammer. If you cat keeps making choking noises, but you are sure there is no hairball or foreign object, the cough may be due to one of the following causes:. Tesla has installed a sturdier, thicker, and firmer door seal with the. The popping sound when canning is a good thing IF it indicates that this lid is popping down. Seals eat a lot of salmon as they migrate through the Locks’ fish ladder to try to reach spawning grounds on the other side. One of the common noises linked to a bad water pump is rattling. 5 ft long when mature and weigh about 550 lbs; adult males can reach up to 10 ft in body length and weigh about 880 lbs. Open the Windows registry editor. If you don’t have an air separator installed, you will most likely have to deal with air in your system at some point. Make sure the window has a long and comprehensive warranty. Sealing leaks and adding insulation can improve the overall comfort of your home and help to fix many of these common problems: Reduced noise from outside. 42K views 5 years ago. To close the door, slightly push the door further open and release. Usually, these types of loud, unusual noises result from loose components, road damage, system leaks, or engine problems affecting the exhaust system. 94 decibels: Food processor or blender. Turn off the pump to protect it. I. Pups utter “mwaa, mwaa, mwaa” and, when disturbed, an explosive “aaah” or “gaah. The recordings they brought back. If a clicking noise is from a rodent, it could be caused by the nails of a squirrel. Reducing heat with more efficient airflow, better PC placement, and cleaning can help reduce noise. Spending too much time inside the water would incur severe heat loss as the blood loses heat much faster in water than in air. He has finally been able to capture this behaviour on film for the first time. 3. I hear a switch turning on and off regularly but can’t seem to isolate where it’s coming from. Listen for the noise. The wheel seal is supposed to fit very tight in the wheel assembly and protects the wheel bearings from dirt, water, and other debris that can cause damage. Make Sure Your CPAP Mask Fits. Before this they can be noisy and exhibit some seepage. The best way to keep them out of your home is to prevent access with a well-fitted screen door. A water hammer occurs when a faucet or valve is shut off suddenly. This noise will be much louder if you remove the valve cover. Sometimes, the main cause of static noise on your headphones could be having corrupt or outdated drivers. If the pump does not engage when you try to start the car, it means you have a bad fuel pump. feelings of annoyance, irritation, and disgust. • Split hoses. Noise: Driveline squeaking or grinding at any speed. Noise: Clicking while decelerating from 20 miles per hour to a complete stop. Catathrenia, or nighttime groaning, often disturbs family members or sleep partners. "But if we do not know a behaviour exists, we cannot easily. Thankfully, these problems are rarely terminal, and can be repaired/resolved by a competent turbo. The baby seals were played sounds from the Wadden Sea for several days at three different volumes ranging from no sound to 65 decibels. If the blades bend, the fan cannot work. Worn or failing synchronizer. The tiny openings on the sides of a seal’s slender head are only visible up close. It’s thought that wild seals clap to either ward off other male seals or to attract females. During more intense noise levels, the pups used a steadier pitch – and one seal raised its voice. The sound may come and go at times. 6. What sound does elephant seals make? Elephant seals are extremely vocal on and close to land whereas their vocal communications under water seem to be limited to a few grunts and clicking sounds. List of animal sounds When the water in the tank falls beyond that level, the refill mechanism is triggered, and the fill valve refills the tank to compensate for the lost water. Display Behavior. In the experiment, the seals were exposed to recordings of the nearby Wadden Sea on the Dutch coast over several days, played at three. One of the most common and most noticeable signs of a problem with one of the vehicle’s axle shaft seals is a puddle of fluid. Asthma: cats with asthma may make noises which sound very similar to choking or coughing. Signals are complex in frequency, amplitude, and time domain. “That one day when I. Hooded seals range from the Svalbard archipelago and the Barents Sea to the Gulf of St. The underside of ringed seals is silvery. Why do elephant seals make noise? Their vocalizations are critical, since territorial disputes and stormy surf conditions can separate a mother and its pup and they may only find each other again by recognizing each other’s call. Shift into a forward drive gear and let the engine idle. A good fit can make or break your entire listening experience. Why do seals scream here? Elephant seal pups make noise for a reason, just like human babies. Pups vocalize more frequently than adults, especially with their mothers. Harbor seals and others that live in the open oceans would attract killer whales with these loud calls. They have massive shoulders and necks with large folds of skin. All kinds of seals communicate vocally by making noise with their throat and air. Howling – wind. Why do seals become aggressive? Seals at first glance appear to be friendly animals, and their amiable appearance arouses curiosity and zai. Remove the toilet tank lid and place it. A study conducted by the Cornell Lab of Ornithology’s Center for Conservation Bioacoustics (CCB) found that when ambient underwater noise gets too loud, the bearded seals are no longer able to compensate in order to be heard. is better. Coronado, Calif. These critters may try climbing on window sills or roof soffits to reach food sources, resulting in cracking noises as a result of their weight. Toilets making noise after flushing can be caused by a buildup of debris or a clog in the pipes. The ice around the fan can cause the humming sound to stop when the doors are shut, but that is rare. It must release steam to keep the pressure from dangerous levels. Gray seals, like other seals, sea lions, and walruses, are amphibious, spending part of their time on land and part in the water. Whistling, rattling, or jiggling means that the steam has reached the right level. When the axle shaft seal fails, gear oil or transmission fluid may leak from the transmission or differential. This does not mean they are injured. Amazing video captured by a marine biologist after 17 years of waiting shows breeding grey seals clapping at each other underwater to warn off competitors and attract mates. It can help to prevent suction noises in your sandals by stopping the components from rubbing against each other. istockphoto. The mating system of harp seals is much disputed and they been described as monogamous, polygynous, and polyandrous. This phenomenon can also sound like a loud thud after flushing the toilet. Screeching. Crogfrog. Less pollen, dust and insects (or pests) entering your home. If yours is screwed down then remove the screws. If the noise is disruptive and your refrigerator isn’t hooked up to a water supply, shut the ice maker off to help prevent rattling. g. Romance in the world of northern elephant seals is generally rough going. Noisy water pipes are caused by suddenly turning off water to a for faucet or valve, forcing the water to slam against the valve. Roars are low frequency vocalizations that directly overlap with the low frequency noise associated with vessels. 4) Smoke After Idling. Honking. What Noise Does An Elephant Seal Make? Why do elephant seals make noise? Males establish dominance to determine who does the majority of the mating in a harem. 1. Aluminum windows aside, popping sounds could also occur if you have vinyl siding. Copy. According to the Autism Society,. Hawaiian Monk Seals are true seals and belong to the family Phocidae. g. But a porcelain tile being subjected to moisture. To hold a storm door open with a standard closer, open the door to the desired position and slide the hold open washer until it rests against the closer. Or, repair any gaps in your attic and other parts of your house. It is entirely possible that the hose simply needs to be reconnected to the machine and/or the mask. The speakers played a male leopard seal song, recorded far. Why do sea lions make noises? Roaring is a way that they can protect their territory when they feel threatened. Generally, these issues don't show up suddenly. Wild harbour seal slapping the water to create a loud noise - possibly to scare fish out of hiding so that they can be caught. howling. The sound made by harpseals (cubs) is more of a vocial vibration or squeek, the sound coming from adult harpseals is more of a grunt sound as if to say "leave me. In some scenarios, the water pump might also rattle due to an issue with the tensioners. Step 5: Insert the plug into the window. All true seals have short flippers, which they use to move in a caterpillar-like motion on land. Baby seals, called pups, will stay on land until their waterproof fur grows. But seals do not always sound the way they look. Hearing aid feedback is what happens when the acoustic signal—or sound wave—escapes the ear canal and hits the hearing aid microphone. Remove and reconnect your AirPods from the Bluetooth settings. Orcas are an apex predator—they sit at the top of the food web, may eat fish, seals, sea lions, sharks, or whales, and have no natural predators. Engorgement can make latch on difficult and baby may have a hard time maintaining suction. 1. The good news is that when your toilet makes noises after flushing, the cause is usually easy. Seals. Tap Continue, then tap the Play button . This can be. In air, they may snort, hiss, growl, or sneeze - often as a threat to another seal. Because the seal rides against the inner hub of the balancer, it can cause grooves in the seal surface. I don’t know what he means by a “drop seal” unless he is suggesting it is a vapor barrier that goes on the ground under the floor. Roars are low frequency vocalizations that directly overlap with the low frequency noise associated with vessels. How much noise it makes depends on the safety release valve and how the steam releases. Newborn pups are born black, while weaned pups and older seals are dark gray to brown on their back and light gray to yellowish on their belly. The whining noise you are describing sounds more like a power steering pump problem, usually caused by a low fluid level. Follow these steps to ensure your tires aren't causing the problem before. To isolate the source of the noise, you can use a large screwdriver or a length of rubber hose to isolate the source. Similar to a duck’s quack or a chicken’s cluck, a goose’s honk is the default noise made when a goose wants to vocalize. Hearing CPAP noise when inhaling can be indicative of a leak. There was no water in the pool, to avoid the water noise. Animals that, just like. A larger animal will sound lower because the larynx is longer: the air-filled canal in the neck where the vocal cords are located. If you are not feeling the usual. – Lèse majesté. The range, pitch, and variety of these noises, however, are all vast. Drywall. What sounds does a seal make? Seal Sounds Wild Animal Sounds 3 subscribers Subscribe 0 No views 1 minute ago In the video you will hear the sound of sea seals. Arctic seals groan, chug, or growl; Weddell seals. V Strip aka tension seal (vinyl, copper, aluminum, and stainless steel) V strip is a durable plastic or metal strip. Mr. This noise is part of normal operation and no cause for concern. 1. Postdoctoral research into vocal learning in animals Grey seals and Common seals are apparently part of a very specific group of animals. Whistling – wind. You can also hear an engine ticking noise when cold starting an engine. The range, pitch, and variety of these noises, however, are all vast. ago. Apply Dense, Heavy Mass Foam Tiles. Step 1 - Check the tires. If the seal fails, fluid will leak at the front of the transmission. 5) Cold Engine Test. Although the causes of catathrenia are uncertain, theories include dysfunctional neurons affecting respiration and small airway structures. If the bike creaks when you put your weight on the pedal, the. 1. The first phase is a distinctive low-frequency, guttural vocalization. Weddell seals. Water hammer is the loud banging or “pipe-rattling” sound you hear when you open a faucet, run the water, and quickly close the faucet. You will need a technician to replace the fan if the bearing is the problem. A female harbor seal has two mammary glands on her lower abdomen. Watch on. 6. Elephant seals will smell like decomposing fish, elephant seal poop, and ammonia. 5 ft long when mature and weigh about 550 lbs; adult males can reach up to 10 ft in body length and weigh about 880 lbs. Inside the wheel bearing is a tremendous amount of grease that. The “earless” or “true” seals lack external ears altogether. These smells are mainly coming from the spots where they live though as elephant seals. Marine Mammal Rescue gained over 6. This answer is:To protect the fish, conservation managers have been trying a variety of methods to shoo them away. Sea lions are the only aquatic mammals that swim this way. Hawaiian monk seals vocalize throughout their life. Some are white or light gray to silver with dark spots, while. sealife center in Seward, AlaskaBeyond vocal communicationWithin mammalian bioacoustics, vocal communication has received much attention. Unsurprisingly, Hoover’s remarkable ability to mimic human speech made him a hit—and people from all over flocked to Massachusetts to visit and converse with the world’s one and only. Key Takeaways. The noise you hear from your water bottle is due to a change in pressure. Vibration. A toilet making an air noise or a whistling or hissing sound is a sign that the fill valve is not closing and sealing properly, and air or water is leaking from the fill valve. Cause: Worn or damaged U-joints. One seal clearly showed the so-called. The loud high-frequency noise is able to cut through background noise in the water and sends out clear signals to other seals in the area. Ensure that any trims are also sealed on both edges, and a full length of silicone sticking them to the wall (if you have trims fitted in that way). Toilets making noise after flushing can be caused by a buildup of debris or a clog in the pipes. Make [a/some] noise about X can be figuratively used to mean "doing something to gain attention about X" but. The “earless” or “true” seals lack external ears altogether. Seal and insulate your ducts. Filmed by Ben Burville. It can sound like a squeal, screech, whistle, loud buzz or hiss. I hear a switch turning on and off regularly but can’t seem to isolate where it’s coming from. 1,036 8 10. Heat and engine vibration, can cause the seal to become hard and loose its sealing ability. Then put your earbuds back into the case and close the lid. Of course, the thicker the door, the better it reduces noise transfer, so a solid-core exterior door is. Harbor seals are probably the least vocal of all pinnipeds. 1. The best cure for a loud compressor is usually a new fridge. 1) Lots of Exhaust Smoke. Monk seals are closely monitored in the Hawaiian islands because there are only around 1,400 individuals left. Grey seals use their short paw-like forelimbs to make loud clapping sounds underwater. A dirty or clogged fan can contribute to increased noise levels in an air fryer. Loud Banging. Example 1: Window air conditioner making pulsating noise. These figures may vary among individuals and may fluctuate throughout the nursing period. In captivity, seals have been recorded underwater making rapid, pulsed sounds (or “ clicks ”) emitted at rates of 70-80 pulses/sec (similar to the buzz produced by some odontocetes ). An adult male will let out a deep guttural grunting sound that asserts his dominance to other males on the. Although protected as an endangered species, Hawaiian monk seals remain one of the most endangered of all seal species. However, there can be exceptions even during normal use. When the seal pups heard louder sea noises, they lowered their tone of voice. We switched off the engines and lowered hydrophones and speakers into the water. Amazing video captured by a marine biologist after 17 years of waiting shows breeding grey seals clapping at each other underwater to warn off competitors and attract mates. 2. Water around the Toilet Base. Cause: Worn carrier case-side gear bores. (The pinger, it turned out, had more of a dinner-bell effect. When your supplies wear out (which will happen over time with use), the seal your mask forms against your skin becomes loose and insecure. Carefully dry off the bottom of the tank with a hand towel. I think seals make sounds like any other human would, just through a snorkel.