Trypaea Explained

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,^[1] and as the Australian ghost shrimp elsewhere, is a common species of mud shrimp in south-eastern Australia,^[2] and may be the only extant species in the genus Trypaea.^[3] T. australiensis is a popular bait used live or frozen by Australians targeting a range of species.^[4] It grows to a length of and lives in burrows in mudflats or sandbanks, especially in or near estuaries.^[5]

Species

One extant and two extinct species belong to the genus Trypaea:

• Trypaea australiensis Dana, 1852 (Australian ghost shrimp) (Indo-West Pacific and Australia)
• † Trypaea inornata (Nagao & Huzioka, 1938)
• † Trypaea mizunamiensis Karasawa, 1993 (temperate Asia)

Notes and References

1. Web site: Fishnet | Library . 2016-04-17 . dead . https://web.archive.org/web/20160508234415/http://www.fishnet.com.au/default.aspx?id=234 . 8 May 2016.
2. Web site: Species Trypaea australiensis Dana, 1852 . . . 3 June 2010 . 6 July 2011.
3. Web site: Gary Poore . 2010 . Trypaea Dana, 1852 . . 6 July 2011.
4. Book: Status of Fisheries Resources in NSW 2008/09 . Ghost nipper (Trypaea australiensis) . 143–144 . K. Rowling, A. Hegarty & M. Ives . 2010 . NSW Industry & Investment . Cronulla.
5. Web site: Trypaea australiensis Dana, 1852, Australian ghost shrimp . SeaLifeBase . 23 March 2010 . 6 July 2011.