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Fact Sheet: Glass animals, adaptations and biology

Adaptations are specific characteristics of a living thing that increases the likelihood of its species survival in its habitat. Each species has their own suite of adaptations that can be broadly grouped into three categories: structural, functional, and behavioural. Many adaptations can be more than one type. For example, viviparous reproduction involves giving birth to live young. This involves the structural adaptation of a womb and may involve the behavioural adaptation of maternal care of young.

Resource type: Fact SheetLast updated: 03.08.2022

Fact Sheet: Western Blue Groper

In southern Australia, the western blue groper is actually the largest carnivorous bony fish species found living on reefs, reaching a length of up to 1.7m and a weight of up to 40kg. Learn more about the biology of this fish in this fact sheet.

Resource type: Fact SheetLast updated: 22.06.2022

Fact Sheet: Brown Mud Crab

Thought to be the green mud crab for many years; it wasn't until 1998, that the brown mud crab was recognised as a distinct species.

Resource type: Fact SheetLast updated: 09.06.2022

Fact Sheet: Sawfish

The unusual-looking sawfish family are a type of ray and are therefore related to sharks . Found in both marine and freshwater, these predatory fish derive their name from their long snouts lines with sharp points. An identification and general information guide on Sawfish.

Resource type: Fact SheetLast updated: 09.06.2022

Fact Sheet: Mud Crab

Mud crabs are prized by recreational fishers for their impressive size and delicious taste.

Resource type: Fact SheetLast updated: 09.06.2022

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: 09.06.2022

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: 09.06.2022

Fact Sheet: Potato Cod

The captivating potato cod is truly a giant of the fish kingdom. Its massive size and homebody nature draws divers who are looking for a story to tell about their underwater adventure.

Resource type: Fact SheetLast updated: 09.06.2022

Fact Sheet: Whale Shark

Despite their huge size, whale sharks are docile, filter feeders that cruise the world's oceans looking for plankton.

Resource type: Fact SheetLast updated: 09.06.2022

Fact Sheet: Baldchin Groper

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

Resource type: Fact SheetLast updated: 09.06.2022

Fact Sheet: Australian Humpback Dolphin

In 2014 the Australian humpback dolphin was recognised as a separate species to the Indo-Pacific humpback.

Resource type: Fact SheetLast updated: 09.06.2022

Fact Sheet: Humphead Maori Wrasse

The humphead Maori wrasse is easily recognisable, being over 2 metres long with a large hump on its head and big fleshy lips.

Resource type: Fact SheetLast updated: 09.06.2022

Fact Sheet: Hawksbill Turtle

Hawksbill turtles are known to nest and feed at the Rowley Shoals which provides an oceanic refuge for these world travelers.

Resource type: Fact SheetLast updated: 09.06.2022

Fact Sheet: Australian Herring

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

Resource type: Fact SheetLast updated: 09.06.2022

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: 09.06.2022

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: 09.06.2022

Fact Sheet: Abalone

Abalone are a family of reef-dwelling marine snails which are the target in Western Australia of a lucrative export commercial fishery and one of the world's shortest recreational fishing seasons.

Resource type: Fact SheetLast updated: 09.06.2022

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: 09.06.2022

Fact Sheet: Freshwater Crayfish Identification

Freshwater crayfish are an important part of ecosystems in south-west rivers and dams and are also one of Western Australia's great delicacies.

Resource type: Fact SheetLast updated: 09.06.2022

Fact Sheet: Marron

Marron are the largest freshwater crayfish in Western Australia and the third largest freshwater crayfish on Earth. Find out more about the biology of these freshwater species in this fact sheet.

Resource type: Fact SheetLast updated: 09.06.2022

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