Zoo Fish

Superclass Agnatha

More advanced jawed fish

Are thought to have evolved from the first pair of gill arches

The skeletal elements that support the pharanyx

Increase fish’s stability and maneuverability

What is the devonian period nicknamed

Armored fish that are now extinct

Dinichtnys herezi extinct giant marine arthodire pacoderm from the late devonian of what

Body shape adaptation of fish

Coloration in which dorsal side is darker than ventral

Bony fish store what to control boyancy

Cartiligious fish use what to control boyancy

What type of heart do fish have

What type of circulation do fish have

Which fish are hyposmatic regulators

Gills are adapted to what

Which fish are hypersmotic regulators

Fish nostrils

What is it called when fish taste through chemicals

Whisker like organs

A system of canals in their skin that allow them to sense vibrations in the water

Hair in fish ears that pick of vibrations

Term for an animal that gains heat through the environment

Freshwater fish produce large amounts of this type of urine to overcome the large amounts of water that enters their bodies through osmosis

This term refers to fish that spend their adult lives at sea but return to fresh water to Spawn

Another term for Nekton; refers to animals that spend their time swimming through ocean waters

System of jelly filled canals that allows fish two sense vibrations in water

Name for the group of Jawed vertebrates

Like leeches lampreys secrete this into their host to promote bloodflow and help prevent blood clotting

Substance produced by hagfish from special glands that line the body

Name of super class containing all Jawless fish

A group of extinct armored fish

The egg laying behavior of fish

Refers to bottom dwelling animals that spend their time at the bottom surface of the ocean

Term for organisms in which the babies are born alive from their mothers

Openings behind the eyes of rays used to bring in water for respiration

Refers to animal whose body temperature adjust depending on the external environment

Hard plate that covers the gills of bony fish

Term for organisms in which the babies develop from an egg inside the mother and are later born

Fish are members of this subphylum

Body shape of a shark; designed to reduce water resistance

Receptor organs which make up the lateral line system

Body shape of fish; allows them to move rapidly in water

Colorful venomous fish species that has invaded the Atlantic

modified pelvic fins on Male cartilaginous fish

Marine fish are this type of regulator because their tissues are less salty than their surroundings

Bony fish use this gas filled Oregon for buoyancy

Organ in sharks used to remove excess sodium and chloride ions from the body

Coloration of fish in which the dorsal surface is dark and ventral surface is light

Sharks have this type of skale

The largest species of ray

Time period Known as the age of fishes

Cartilaginous Fish store these in their liver to aid in buoyancy

Smooth circular scales often found on bony fish

Parasitic fish that has devastated many great lakes fisheries

Fish have a heart with this many chambers