Facts
Characteristics
Body Parts
Senses
100
The two groups of fish in the class Osteichthyes.
What are ray-finned fish and lobe-finnd fish
100
Bony fish have this as opposed to cartilaginous skeletons.
What is bone
100
Provides external protection for the body of the fish.
What are scales
100
Consists of a spinal chord and a brain.
What is a nervous system
200
70 million years ago, everyone believed this type of fish to be extinct.
What is a Coelacanths
200
Some fish can have this for gas exchange.
What are lungs
200
They are composed of bony spines protruding from the body with skin covering them and joining them together for swimming through the water.
What are fins
200
A part involved in coordinating movement and controlling balance.
What is the cerebellum
300
It protects the dorsal nerve chord.
What is the vertebral column
300
Bony fish contain these as their main means of respiration.
What are gills
300
A gas-filled space, like a ballon, found in bony fishes that allow a fish to control its depth.
What is swim bladder
300
Used for the sense of smell that enables Osteichthyes to detect chemicals in the water.
What are receptors
400
Most fish alive today, including salmon and trout, are this type of fish.
What are ray-finned fish
400
They support the membrane of the fins.
What are spine-like rays
400
An adaption that allows fishes to live in aquatic equatic enviroments, and it is used to get oxygen from the water.
What are gills
400
Enables fishes to detect movement in the water and also helps to keep them upright and balanced.
What is the lateral line system
500
The type of fish was thought to be extinct about 70 million years ago, until one was caught in 1938 off the coast of South Africa.
What is the Coelacanth
500
A Tetrapod that lived about 325 million years ago and had fully developed limbs to walk on land.
What is an Ichthyostega
500
Small pouches at the junction of the stomach and the instestine that secrete enzymes for digestion and absorb nutients into the bloodstream.
What is a phyloric
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