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Common yabby

The yabby, Cherax destructor, is a master of survival, inhabiting diverse Australian waterways. Its striking olive-blue shell and powerful claws make it a formidable creature. Known for burrowing during droughts, it plays a crucial role in aquatic ecosystems by aerating soil and controlling algae and detritus.

7 years
Lifespan
18.14 g
Weight
Length: 10 - 31 cm
Size
Blue, Black, Black-Brown
Color
2-3 years
Age of Sexual Maturity
High
Aggression
Vulnerable
Conservation Status
Characteristics
Cherax destructor, commonly known as the yabby, is a freshwater crayfish native to Australia. It thrives in various aquatic habitats, from rivers and streams to lakes and dams. Notable for its adaptability, it can survive periods of drought by burrowing into the mud. Its robust claws and olive to blue coloration are distinctive features.
Distribution Range of the Common yabby
Cherax destructor, commonly known as the Common Yabby, is native to Australia. It is predominantly found in the southeastern region of the continent, including the states of New South Wales, Victoria, South Australia, and parts of Queensland.
Common yabby's Habitat
Environmental Conditions
Cherax destructor typically inhabits freshwater environments such as rivers, creeks, dams, and ponds. These environments often have a variable climate, experiencing seasonal changes that range from hot summers to cooler winters. The species is highly adaptable to different water conditions, including varying pH levels and water temperatures.
Ecological Niche
The Common Yabby plays a significant role in the aquatic ecosystem as both a detritivore and a prey species. It feeds on decomposing organic matter, plants, and small invertebrates, contributing to the nutrient cycle in its habitat. Its ability to burrow into the substrate also aids in aerating the soil and facilitating the breakdown of organic materials.