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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
Pink snapper are one of Western Australia's best-known and most sought-after fish. This fact sheet provides information on the widely distributed Pink snapper (Pagrus auratus) and their biology.
Resource type: Fact SheetLast updated: 09.06.2022
Strong name, strong fish. Named after the biblical figure of Samson who was granted superhuman strength from God, Samson fish are a powerful and large predatory fish of the open water.
Resource type: Fact SheetLast updated: 09.06.2022
Of the 370-plus shark species in the world, more than 100 species live in Western Australian waters. This fact sheet provides general information about the biology of sharks, protected species and their vulnerability to overfishing.
Resource type: Fact SheetLast updated: 09.06.2022
Tailor are one of the most popular recreational fishing species along the west coast of Western Australia. Learn more about what fisheries' scientists know of tailor from more than 15 years worth of data collection on this species.
Resource type: Fact SheetLast updated: 09.06.2022
A fact sheet providing information on Western Australian dhufish (Glaucosoma hebracium), a fish species endemic to the southern part of Western Australia. Its great size and superb eating qualities make this fish a Western Australian fishing icon.
Resource type: Fact SheetLast updated: 09.06.2022
Colourful and protected by a strong carapace, the western rock lobster is one of the family of 'spiny' lobsters - and the target of WA's largest and most valuable fishery. This fact sheet explores the basic biology of the western rock lobster.
Resource type: Fact SheetLast updated: 09.06.2022
Plankton are small or microscopic organisms, both plant and animal, that drift on the ocean currents.
Resource type: Fact SheetLast updated: 09.06.2022
Found in the western tropical Pacific, coral trout are prized for their striking appearance and large mouths.
Resource type: Fact SheetLast updated: 09.06.2022
Prized by recreational fishers for their impressive size and delicious taste, green mud crabs are targeted by fishers throughout tropical Australia.
Resource type: Fact SheetLast updated: 09.06.2022
With their goggling, oddly placed eyes and their whisker like pectoral filaments, blue threadfin are one of the weirder looking Western Australian fish species.
Resource type: Fact SheetLast updated: 09.06.2022
Barramundi are a highly opportunistic, dominant fish species in many tropical rivers. Delicious to eat and thrilling to catch, they live in both freshwater and saltwater and eat just about anything.
Resource type: Fact SheetLast updated: 09.06.2022
Found in the tropical and warm temperate marine waters of the Indo-Pacific, many estuary cod are caught accidentally by anglers seeking mangrove jack and barramundi in creeks, or emperors over inshore reefs.
Resource type: Fact SheetLast updated: 09.06.2022
This worksheet is associated with the Lesson: Ageing fish
Resource type: Student WorksheetLast updated: 26.05.2022
The 'marine heat wave' that was observed off the coast of Western Australia in the summer of 2010/11, saw ocean waters around the mid-west coast rise more than 3 degrees Celsius above average. Learn more about this from this poster.
Resource type: PosterLast updated: 25.05.2022
Students will identify fish adaptations and discuss how these may help the fish survive in its habitat.
Resource type: LessonLast updated: 12.04.2022
Hammerhead sharks are easily identifiable by their distinctive hammer-like heads.
Resource type: Fun Fact SheetLast updated: 12.04.2022
White sharks are warm blooded. They have a heat-exchanging circulatory system that allows them to maintain their body temperature above that of the surrounding seawater. This allows them to swim at high speeds through cooler water.
Resource type: Fun Fact SheetLast updated: 12.04.2022
The Western Australian marine environment is home to a number of species that are protected under international agreements and national or state legislation.
Resource type: Field GuideLast updated: 12.04.2022
A population is the number of animals inhabiting a specific area. To manage the marine environment effectively, marine managers need to know the size and composition of animal populations.
Resource type: Fact SheetLast updated: 07.04.2022
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