Aquatic invasive species

VIOLET TUNICATE

(Botrylloides violaceus)

Violet tunicate is an invasive colonial tunicate from Asia. It was first observed in eastern Canada, Nova Scotia, in the 1990's and in the Gulf of St. Lawrence, Prince Edward Island, in 2002.

HABITAT

See the habitat of the tunicates

Violet tunicate - H. Gartner
H. Gartner

CHARACTERISTICS

Violet tunicate - A. Epelbaum
A. Epelbaum
  • Colour variable: whitish, yellow, orange, reddish-brown, violet;
  • Dense colonies of several microscopic individuals, called zooids;
  • Zooids arranged in a network of curving tracks.

SIMILAR SPECIES

Sponge - DFO  R. Larocque
Sponge
DFO R. Laroque

Can be mistaken for sponges, but sponges have a soft porous texture rather than a gelatinous one.

See the Golden Star tunicate

ECOLOGICAL AND ECONOMIC IMPACTS

See the impacts of the tunicates
Violet tunicate - PEI-DFARD
PEI-DFARD

WHAT YOU CAN DO