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Fact Sheet: Introduced Marine Species

Dangerous migrants - marine species that are introduced into environments in which they do not occur naturally can become deadly pests and represent one of the greatest threats to the world's oceans and biodiversity.
This fact sheet identifies some of the species introduced into Western Australia, how they get here and their impact on our native marine environment.

Resource type: Fact SheetLast updated: 22.08.2019

Fact Sheet: Estuarine cobbler

Cobbler or catfish as they are known outside Western Australia, are 'endemic' to Australia, meaning they're only found here. They live in the southern half of the country, in coastal and estuarine waters up to about 30 metres deep.

Resource type: Fact SheetLast updated: 22.08.2019

Fact Sheet: Bycatch

What is bycatch? The accidental capture of unwanted or non-targeted fish or other animals. This fact sheet outlines what is bycatch and what the fishing industry is doing to reduce it through bycatch reduction devices and modified fishing equipment.

Resource type: Fact SheetLast updated: 22.08.2019

Fact Sheet: Blue Swimmer Crab

This fact sheet provides information about blue swimmer crabs, a tropical crustacean species found in Western Australia mainly between Karratha and Dunsborough. Also known as a blue manna crab, it is an important recreational and commercial fishing species.

Resource type: Fact SheetLast updated: 22.08.2019

Fact Sheet: Blowfish

The common blowfish or 'blowie', is abundant in estuaries and coastal waters throughout south-west Western Australia. While the blowfish will never win a popularity contest, it has an important role in marine ecosystems. The blowie is native to WA and keeps our waterways clean by eating waste scrap, bait and berley.

Resource type: Fact SheetLast updated: 22.08.2019

Fact Sheet: Black Bream

Black bream is one of the most important recreational and commercial fish species in the estuaries of south-Western Australia. A 'true' estuarine species, black bream complete their whole lifecycle within an estuary and are reliant on healthy rivers and estuaries for their survival.
To find out more, download this fact sheet.

Resource type: Fact SheetLast updated: 22.08.2019

Fact Sheet: Barramundi

Barramundi are a highly opportunistic species that dominate many tropical rivers. Delicious and thrilling to catch, they also live in both freshwater and saltwater, change sex and eat just about anything. Barramundi support substantial commercial, recreational and customary fisheries, as well as an aquaculture industry Australia-wide.

Resource type: Fact SheetLast updated: 22.08.2019

Fact Sheet: Barcheek Coral Trout

Barcheek coral trout are a long-lived and slow-growing fish found along the continental shelf between Ningaloo and the Northern Territory border. Since they inhabit inshore areas they are more vulnerable to overfishing and localised depletion than other coral trout species.

Resource type: Fact SheetLast updated: 22.08.2019

Fact Sheet: Baldchin Groper

This fact sheet covers information on the biology and ecology of the Baldchin groper.

Resource type: Fact SheetLast updated: 22.08.2019

Fact Sheet: Australian Herring

Australian herring are a popular species with a lifecycle dependent on prevailing currents.

Resource type: Fact SheetLast updated: 22.08.2019

Fact Sheet: Algae

Algae are an extremely diverse group of photosynthetic organisms that are the basis for almost all food chains in the world's oceans.

Resource type: Fact SheetLast updated: 22.08.2019

Fun Fact Sheet: Golden Ghost Crab

Have you ever seen holes on the beach that look as though they have been made by someone poking an umbrella in the sand? You may actually have been looking at the burrow of a golden ghost crab.

Resource type: Fun Fact SheetLast updated: 20.08.2019

Fun Fact Sheet: Globefish

I am a globefish. My name reflects my appearance, having a body that I can inflate.

Resource type: Fun Fact SheetLast updated: 20.08.2019

Fun Fact Sheet: Mullet

Two species of mullet are found in the lagoon at Cocos (Keeling) Islands; diamond scale mullet and sea mullet.

Resource type: Fun Fact SheetLast updated: 20.08.2019

Fun Fact Sheet: Mulloway

Mulloway is an aboriginal name meaning 'the greatest one' and growing to an impressive 30 kilograms, it's easy to see how they get their name.

Resource type: Fun Fact SheetLast updated: 20.08.2019

Fun Fact Sheet: Flounder

Typically found in estuaries and coastal waters off Western Australia, flounder have an interesting life history.

Resource type: Fun Fact SheetLast updated: 20.08.2019

Fun Fact Sheet: Estuarine Cobbler

I am a type of catfish called an estuarine cobbler.

Resource type: Fun Fact SheetLast updated: 20.08.2019

Fun Fact Sheet: Eels

Although snake-like in appearance, eels are not actually related to snakes or the reptile family at all.

Resource type: Fun Fact SheetLast updated: 20.08.2019

Fun Fact Sheet: Coral Trout

I am a predator species that lives on coral reefs.

Resource type: Fun Fact SheetLast updated: 20.08.2019

Fact Sheet: Eighty Mile Beach

Imagine an isolated beach of endless white sand, seashells and turquoise waters, stretching so far it would take more than a week to walk its length. Aptly named, Eighty Mile Beach is indeed long, stretching 220 kilometres and renowned as Australia's longest uninterrupted beach.

Resource type: Fact SheetLast updated: 18.06.2019

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