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Euastacus bispinosus, the Glenelg spiny crayfish, is a species of southern crawfish in the family Parastacidae. [2] [1] The IUCN conservation status of Euastacus bispinosus is "VU", vulnerable. The species faces a high risk of endangerment in the medium term. The IUCN status was reviewed in 2010. [1]
Euastacus crayfish are distinguished from the smooth-shelled Cherax species by the short robust spikes on their claws and carapace, and frequently, their larger size. Many Euastacus species grow to a relatively large size, with the Murray River crayfish ( Euastacus armatus ) being the second largest freshwater crayfish species in the world.
Euastacus sulcatus, also known as the Lamington crayfish, is a freshwater crayfish, or "yabby", native to Australia. It is commonly bright blue in colour although also existing in a red and white, rusty red, brown, green, orange and completely white variations are found all around its known region. [ 2 ]
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Distribution map for Euastacus bidawalus [3]. The East Gippsland spiny crayfish has been recorded at elevations of 150–400 m (490–1,310 ft) from south and east flowing rivers from Lind National Park, about 20 km west of Cann River, to near Mount Imlay south of Eden.
Euastacus spinifer is a species of freshwater crayfish endemic to Australia that belongs to the family Parastacidae. [2] It was first described in 1865 as Astacoides spinifer by Camill Heller, [2] [3] but has been redescribed many times. [2] The argument [4] for the synonymy of the various names has been accepted. [2]
The variable spiny cray is found in New South Wales from the Robertson to Bundanoon area in the Southern Highlands south to just inside the Victorian border near Genoa. E. Yanga is the third most widely distributed Euastacus species behind E. armatus and E. spini
Euastacus crassus is a species of southern crayfish in the family Parastacidae. [2] [1] It is commonly known as the Alpine spiny crayfish. [3] [4] The IUCN conservation status of Euastacus crassus is "EN", endangered. The species faces a high risk of extinction in the near future. The IUCN status was reviewed in 2010. [1]