Panulirus cygnus
Species of spiny lobster
Description[edit | edit source]
Panulirus cygnus, commonly known as the Western rock lobster, is a species of spiny lobster found off the coast of Western Australia. It is characterized by its long, spiny antennae and a lack of claws, distinguishing it from true lobsters. The carapace is typically a mottled brown and white, providing camouflage against the rocky sea floor.
Distribution and Habitat[edit | edit source]
File:Panulirus cygnus2010.ogv Panulirus cygnus is endemic to the continental shelf of Western Australia, ranging from Shark Bay to Cape Leeuwin. It inhabits rocky reefs and seagrass beds, where it finds shelter and food. The species is adapted to a range of depths, from shallow waters to depths of over 100 meters.
Life Cycle[edit | edit source]
The life cycle of Panulirus cygnus includes several distinct stages. The larval stage is planktonic, lasting up to 11 months, during which the larvae are carried by ocean currents. After this period, they settle on the ocean floor and undergo metamorphosis into juvenile lobsters. Juveniles grow and mature over several years before reaching reproductive age.
Ecological Role[edit | edit source]
As a predator and scavenger, Panulirus cygnus plays a crucial role in the marine ecosystem. It feeds on a variety of organisms, including mollusks, crustaceans, and echinoderms. In turn, it serves as prey for larger marine animals, such as sharks and octopuses.
Economic Importance[edit | edit source]
The Western rock lobster is of significant economic importance to the fishing industry in Western Australia. It is one of the most valuable fisheries in the region, with a well-managed quota system to ensure sustainability. The lobsters are primarily exported to international markets, where they are highly prized for their delicate flavor and firm texture.
Conservation[edit | edit source]
Efforts to conserve Panulirus cygnus include strict regulations on fishing practices, such as size limits, seasonal closures, and quotas. These measures aim to maintain healthy population levels and ensure the long-term viability of the fishery.
Related pages[edit | edit source]
Panulirus cygnus[edit | edit source]
Panulirus cygnus juvenile
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