External Anatomy Fish

Take a look at the fish in the image which is a bony fish. Note the external anatomy similarities between the crappie and the perch.

Bony Fish External Anatomy

Remember that unlike humans whose basic form as a species is upright fish range much more in shape and even in which body parts they have.

External anatomy fish. The location of its fillet is the same. Lets start with number 1 which is a bony structure that covers the gills and aids in respiration breathing called the operculum. But generally speaking theyre similar enough and easy to identify.

This is the control center of the fish where both automatic functions such as. The next structure is the lateral line 2 which like the name implies is a line that follows the length of the fish. Other than sharks whose fins are more like the flippers we associate with dolphins most fish have fins constructed of spines or softer rays supporting a webbed structure.

Internal fish anatomy spine. Connects the brain to the rest of the body and relays sensory information from. The perch has a second dorsal fin as you can see.

The primary structural framework upon which the fishs body is built. Bullet shaped the most common form. The shapes of fish.

These are the parts of a fish that enable it to swim although some species have developed their fins for other purposes. The external parts of a fish. Two fins the dorsal and anal are the primary appendages that prevent the fish from rolling over on its side.

External anatomy fins are used by fish to move through the water but also to steer stop and maintain their position the latter in conjunction with the swim bladder. Here are some of the basic and not so basic external fish parts. Fins gill plate tail all very similar in location.

Bony Fish External Anatomy Diagram Quizlet