Home - Species of the Month Archive - May 2009.

Species of the Month May 2009

Urosalpinx cinerea (c) Jack Sewell

Common name: American oyster drill

Scientific name: Urosalpinx cinerea

A type of sea snail

 

Key Features:

  • Up to 4 cm high and 2 cm broad
  • Shell with sharply pointed spire
  • Yellowish/grey, often with brown colouration
  • Long, open, siphonal canal
  • Rounded whorls with rounded vertical ribs crossed by thinner spiral ridges

Where to look:

Common in estuaries but also on the lower shore and subtidally, usually on rocks or bivalve reefs. Eggs are laid higher up on the shore.

Origin:

East coast of the USA. Introduced with oysters.

Effects

Preys heavily on oysters and other bivalves