''Trypaea australiensis'', known as the (''marine'') ''yabby'' or ''ghost nipper'' in Australia, or as the ''one-arm bandit'' due to their occasional abnormally large arm, and as the ''Australian ghost shrimp'' elsewhere,
is a common species of
mud shrimp in south-eastern Australia,
the only species in the genus ''Trypaea''. ''T. australiensis'' is a popular bait used live or frozen by Australians targeting a range of species. It grows to a length of and lives in
burrow
An Eastern chipmunk at the entrance of its burrow
A burrow is a hole or tunnel excavated into the ground by an animal to construct a space suitable for habitation or temporary refuge, or as a byproduct of locomotion. Burrows provide a form of sh ...
s in
mudflat
Mudflats or mud flats, also known as tidal flats or, in Ireland, slob or slobs, are coastal wetlands that form in intertidal areas where sediments have been deposited by tides or rivers. A global analysis published in 2019 suggested that tidal fl ...
s or
sandbanks, especially in or near
estuaries
An estuary is a partially enclosed coastal body of brackish water with one or more rivers or streams flowing into it, and with a free connection to the open sea. Estuaries form a transition zone between river environments and maritime environment ...
.
References
Thalassinidea
Crustaceans of Australia
Monotypic arthropod genera
{{decapod-stub