The belly of the fish containing the internal organs.
- Adipose fin
Small fleshy fin-like projection on the back of some fishes between the dorsal fin and the caudal fin (tail).
- Anal fin
Fin on the belly behind the anus.
Paired feelers on the head of crustaceans.
Towards the head or front.
External opening to the intestine.
Fleshy whisker-like extensions, usually under the mouth.
Living close to or on the bottom.
All catch other than the species sought (non-target species).
- Canine teeth
Conical fang-like teeth on the jaws.
Shell or exoskeleton encasing the body of a crustacean.
Feeding or preying upon animals - flesh eating.
A substance more flexible than bone, but serving a similar structural purpose.
- Caudal peduncle
The base of the tail between the anal fin and the caudal fin.
- Cheek cleft
Cleft on gill cover.
Shellfish, e.g. prawns, crayfish, crabs, yabbies.
Living on or near the sea bottom.
Body shape and colour varies between the sexes.
Active during daylight.
- Dorsal fin
Fins that run along the back of a fish (except an adipose fin).
Extended in length.
Living in estuaries, the tidal reaches of rivers.
Slab of flesh cut from the side of a fish.
Series of separate small fins arranged along the back and belly usually between the dorsal fin and tail and/or anal fin tail.
- Gill arch
Bony or cartilaginous structure supporting the gills.
The feathery organs by which fish extract oxygen from the water.
Feeding on vegetable matter - plant eating.
- Ike jime
Method of killing fish by inserting a sharp spike into their brain.
Hard ridge along the body usually on the head or caudal peduncle.
- Lateral line
Sensory canal system, usually consisting of specialised scales, that runs along the sides of all fish. It is more visible in some fish than in others.
Blunt tooth used for crushing and grinding.
Shellfish such as oyster, scallops, squid, octopus, etc.
Slimy substance secreted by mucus glands. Used by fish to protect their skin from disease, parasites and injury.
Neck region adjacent to skull.
Active at night.
Round marking that mimics or simulates an eye.
Feeding on both animals and plants.
- Paired fins
Pectoral and pelvic fins.
Living in the open ocean or sea above the sea floor.
Paired fins on the belly before the anal fin.
Feeding on plankton.
Tiny plant and animal life adrift in the water column.
Towards the tail or rear.
Beak-like extension on the carapace of some crustaceans.
Modified spiny scales that form hard plates along the tails of some fish.
General term for crustaceans and molluscs.
- Soft dorsal fin
Dorsal fin supported by flexible rays rather than rigid spines.
- Spinous dorsal fin
Dorsal fin supported by rigid spines.
- Swim bladder
Sac-like organ in fish's abdomen containing air - air bladder.
Located at the end of something.
- Uniform colour
Having only one colour.
Of or pertaining to the underside.
- Standard fish names - searchable list