Murray Cod

Location -Murray darling river system -Mary river Queensland -Clarence and Richmond rivers N.S.W -Freshwater dams and fish tanks

Habitat Freshwater Prefer deep holes Fallen trees and stumps Clay banks Overhanging vegetation Small clear rocky streams to large slow flowing rivers

Freshwater

Prefer deep holes

Fallen trees and stumps

Clay banks

Overhanging vegetation

Small clear rocky streams to large slow flowing rivers

Diet Eat anything that it can fit in its mouth Yabbies Shrimp Spiny freshwater Cray fish Freshwater mussels Carp Goldfish Red fin Eel tailed catfish Australian smelt Ducks Freshwater tortes Water dragons Snakes and mice and frogs

Eat anything that it can fit in its mouth

Yabbies

Shrimp

Spiny freshwater Cray fish

Freshwater mussels

Carp

Goldfish

Red fin

Eel tailed catfish

Australian smelt

Ducks

Freshwater tortes

Water dragons

Snakes and mice and frogs

Life Cycle Birth- lay eggs, from 10,000 for a small female to 90,000 for a large female around the 22kg mark. Growth-will reach 60cm, 3-4kg in small streams. And will reach up to 1.8m long and 113kg in weight.

Birth- lay eggs, from 10,000 for a small female to 90,000 for a large female around the 22kg mark.

Growth-will reach 60cm, 3-4kg in small streams. And will reach up to 1.8m long and 113kg in weight.

Maturity Spawn in September to October Spawn every year once that reach maturity Start Spawn as soon as 4 years of age when around 55cm long

Spawn in September to

October

Spawn every year once

that reach maturity

Start Spawn as soon as

4 years of age when around

55cm long

Causes of death Old age Humans catching them Bad water quality (pollution) Bigger fish Big birds and Crocodiles.

Old age

Humans catching them

Bad water quality (pollution)

Bigger fish

Big birds and Crocodiles.

Human impacts Catching them, for food and fun Introducing other fish carp Destroying their environment with boats Catch the breeders Removing them from natural environment Salt in the water Pesticides Fertilizers

Catching them, for food and fun

Introducing other fish carp

Destroying their environment with boats

Catch the breeders

Removing them from natural environment

Salt in the water

Pesticides

Fertilizers

Physical Adoptions -Live in fresh water -big tail, to swim fast away from predators like crocks. -big mouth, for eating anything that will fit inside it. -dark colored skin, to camouflage in with the environment.

-Live in fresh water

-big tail, to swim fast away from predators like crocks.

-big mouth, for eating anything that will fit inside it.

-dark colored skin, to

camouflage in with the

environment.

Why conserve this animal It is endemic to Australia It is a rare and hard to catch fish Great pets to watch They are reducing in numbers

It is endemic to Australia

It is a rare and hard to catch fish

Great pets to watch

They are reducing in numbers

How this living thing can be conserved Not fishing for them in breeding season Using braless hooks and non stainless steel Avoid removing fish from water Release all big fish so they can breed Breed them in dams

Not fishing for them in breeding season

Using braless hooks and non stainless steel

Avoid removing fish from water

Release all big fish so

they

can breed

Breed them in dams

By Aaron Scott