Perch

The only type of fish that has no backbone is the hagfish which we discussed earlier. This is the only ocean animal that is technically… Read More »What Fish Does Not Have A Spine?

Cartilaginous fish. So, the correct answer is ‘Cartilaginous fish‘. What is Heterocercal tail example? A heterocercal tail is a caudal fin composed of two asymmetrical… Read More »What Fish Has A Heterocercal Tail?

All fish share two traits: they live in water and they have a backbone—they are vertebrates. Where is the backbone of a fish? A fish… Read More »Which Fish Has A Backbone?

The perch is a greenish fish with dark, tiger stripes, a large, spiny dorsal fin, red pectoral and anal fins, and a red tail. What… Read More »Does A Perch Have A Tail?

“Fizzing,” or artificial swim bladder deflation, is sometimes used in an attempt to increase the survival of fish that show signs of depressurization. Why do… Read More »What Is The Point Of Fizzing A Crappie?

The duodenum is the first segment of the small intestine. It’s largely responsible for the continuous breaking-down process. The jejunum and ileum lower in the… Read More »What Is The Function Of The Duodenum In A Perch?

On the anterior end of the fish, there are two dorsal fins. The first one is spiny and the second is soft. There is also… Read More »Does Perch Have Cloaca?

That’s right, fish bladders are a thing that people smuggle. In fact, they’re worth a ton of money. One bladder from the Totoaba macdonaldi fish… Read More »Do People Eat Fish Swim Bladder?

You bet they do! Fish do pee, but since they live in water, seeing a fish pee is not a common occurrence. Depending on if… Read More »Do Fish Urinate In The Water?

A urinary bladder is present in fish as an expansible part of the urinary duct, in amphibians and bladder-possessing reptiles (Sphenodon, turtles, most lizards) as… Read More »Where Is Urine Stored In Fish?