Fish Flashcards
Vertebral Column
33 vertebrea
24 prescaral vertebrea
followed by the sacrum
Neural crest
a temporary group of cells unique to vertebrates that arise from the embryonic ectoderm cell layer, and in turn give rise to a diverse cell lineage
Fin
a flattened appendage on various parts of the body of many aquatic vertebrates and some invertebrates, including fish and cetaceans, used for propelling, steering, and balancing
Scale
a thick dry flake of skin.
Operculum
technical term for gill cover
Atrium
each of the two upper cavities of the heart from which blood is passed to the ventricles
Ventricle
a hollow part or cavity in an organ, in particular
Nephron
each of the functional units in the kidney,
Lateral line
a visible line along the side of a fish consisting of a series of sense organs that detect pressure and vibration
Spawning
release or deposit eggs.
Swim bladder
a gas-filled sac present in the body of many bony fishes, used to maintain and control buoyancy.
Jawless fish
Any of various primitive fish of the class Agnatha that lack jaws. Living jawless fish (lampreys and hagfish) have a long, cylindrical body and a cartilaginous skeleton
Cartilaginous fish
a fish of a class distinguished by having a skeleton of cartilage rather than bone, including the sharks, rays, and chimeras
Bony fish
a fish of a large class distinguished by a skeleton of bone, and comprising the majority of modern fishes.
Bowfin/Dogfish
Long, stout body with rounded tail; long, continuous dorsal fin and large, toothy mouth.
Brown Bullhead
Tail, dorsal and other fins: Rounded, squared, or slightly forked (shallow notch)
Brown Trout
, including the lower jaw, are white to pearl. The dorsal fin is typically yellow-olive, marked with brown to black spots
Burbot/Eelpout
varies from yellow-brown to brown or even dark olive with black mottling and blotching, giving it almost a camouflage appearance. …
Channel Catfish
smooth, scaleless bodies. The channel catfish is olive to light blue in color with black speckles on the sides,
Common Carp
broad, heavy-bodied fish, with a serrated (or toothy) spine on their back
Crappie
dorsal spines which are stepped in length, an upturned (S-shaped) snout, symmetrical dorsal and anal fins, a wavy light and dark pattern on non-paired fins, and a mottled (spotty) color pattern.
Flathead Catfish
catfish has a flat head, but other than that, it looks like any other catfish: it has smooth, scaleless skin, whisker-like barbels around the mouth, and long spines on the dorsal (back) fin and one on each side of the pectoral (shoulder) fin
Lake Sturgeon
suctorial mouth on the bottom side of the head with four barbels in front of the mouth and beneath the snout
Lake Trout
Terminal, large and slightly oblique, with numerous small to medium-sized teeth on the upper and lower jaws
Largemouth Bass
Two dorsal fins with a deep notch between spinous and soft-rayed portions, body longer than deep, upper jaw extends beyond rear of eye
Long-nose Gar
Physical Description. Longnose gar have long, narrow snouts more than twice as long as the rest of the head and they have abundant, sharp, villiform teeth
Muskellunge
Single dorsal fin, upper half of cheek and gill cover has scales, body and dorsal fin have dark spots on lighter backgrounds
Northern Pike
like a cigar, with a drawn-out but relatively stocky body. Its single dorsal fin is set well back on the body, close to the rounded tail.
Rainbow Trout
very small, fine scales on their torpedo-shaped body. They have silvery sides with a horizontal pinkish band that varies in intensity in different populations
Sauger
distinct dark blotches or “saddle marks” on sides; has dark spots on the first dorsal fin; first dorsal fin lacks dark blotch near the base of the last few dorsal spines; scales are present on cheek
Sheepshead
has an oval-shaped, deep body and a blunt snout
Smallmouth Bass
Two dorsal fins with spinous and soft-rayed portions united, body longer than deep, jaw doesn’t extend past eye, bronze streaks in cheek
Smelt
The body of the rainbow smelt is slender and cylindrical. It has a silvery, pale green back and is iridescent purple, blue, and pink on the sides, with a light underside.
Sunfish
are olive-green to brown in color, with black or reddish spots on the base of each scale forming rows of dots on its sides
Walleye
the lower tip of the tail. Walleye usually have a distinctive white tip on the lower lobe of their tail
White Sucker
long slender body with light brown colored sides and a white belly
Yellow Bullhead
ray-finned fish that lack scales. The dorsal part of the body can be yellow to olive, brown, mottled gray, or black.
Yellow Perch
ecognized by its dark vertical stripes and gold or yellow body color
