A fish can also drown due to poor water circulation like in a fish tank, fish pond, aquarium, etc. So we know that to drown a fish is essentially to keep the fish from breathing oxygen. The problem is, fish need waterâ¦ When exposed to too much air, the epithelium cannot function properly, and the gills will stick together. Drowning in fresh water is different from drowning in salt water. You may have heard that a shark will drown if it stops moving, an idea that has been cited everywhere from biology textbooks to "Ripley's Believe It or Not!" Show more answers (3) Therefore, if the fish can not breathe oxygen, the dissolved oxygen in the water can be reduced first, and the respiratory system of the fish can be problematic secondly. Bamboozle is a fun word, I agree. 0 0. kelvin. Do fish drown? Can fish drown if they stop swimming? Bamboozle is a great word, but I do like âdrown the fishâ â much better than duck the issue! Around 90% of drownings occur in freshwater, including swimming pools, bathtubs, and rivers. 2 years ago. [source: Bennetta]. Either there is a problem with the fishâs gills or there is a problem with the water around the fish. Lv 7. They will not die if they stop swimming. 0 0. How to drown a fish? You see, the word "drown" doesnât work because when you drown, water fills your lungs so much that you can no longer breath. The other reasons include a change in the pressure and change in the water temperature. If a fish is in water that is oxygen depleted it will suffocate! Your average fish can breathe perfectly fine, however, both in motion and at rest, so long as the water is oxygenated sufficiently. There are many ways a fish could drown in water which fall into two main categories. Truth be told, âdrownâ probably isnât the best word to use. But a fish can die due to lack of oxygen, can also be called suffocation, when the water is not allowed to pass through gills or the â¦ One of the reasons why a fish can drown where a low or lack of dissolved oxygen level in the water. The answer is a not-so-simple yes. Do fish die if they stop swimming? evelyneholingue says: April 16, 2015 at 9:52 pm. For one, more people drown in fresh water than salt water. Simply being in oxygenated water is enough for fish to â¦ 0 0. If their gills are damaged too badly they die. You cannot exactly drown a fish because fish are always inhaling oxygen from water and exhaling through gills or swim bladder. Fish can drown in an over-populated environment. Why do Fish Drown? This is partly because of the chemistry of â¦ Yes a fish can drown! no they don't. Yes, although to be more precise they would suffocate rather than drown. This theory came about by comparing sharks to bony fish, which have many more muscles around â¦ Water needs to flow over their gills in the correct direction which is through their mouth and out the gills. Fish do drown, in a way. A fish would drown in water that is not sufficiently oxygenated.Actually the question is not a silly as it sounds and does not only occur when there is not enough oxygen in the water. Problems with a fishâs gills are often caused by the fish taking some kind of physical or chemical damage. 2 years ago. Though it is more like suffocating, because they run out of oxygen, you can imagine that because there is no way for them to draw in a breath, it is also like drowning. Suffocate is probably the best substitute. Certain algae can do that and certain oils like black walnut can do that. Anonymous.