This section provides introductory information on some of the fish species caught by anglers and recorded in fisheries surveys around Ireland’s rivers, lakes, estuaries and coastal waters.

Pink salmon (Oncorhynchus gorbuscha)

A brief description of the biology and ecology of pink salmon (Oncorhynchus gorbuscha) in Ireland.

Arctic char (Salvelinus alpinus)

A brief description of the biology and ecology of Arctic char (Salvelinus alpinus) in Ireland.

Pollan (Coregonus pollan)

A brief description of the biology and ecology of pollan (Coregonus pollan) in Ireland.

Smelt (Osmerus eperlanus)

A brief description of the biology and ecology of smelt (Osmerus eperlanus) in Ireland.

Three-spined stickleback (Gasterosteus aculeatus)

A brief description of the biology and ecology of three-spined stickleback (Gasterosteus aculeatus) in Ireland.

Nine-spined stickleback (Pungitius pungitius)

A brief description of the biology and ecology of nine-spined stickleback (Pungitius pungitius) in Ireland.

Pike (Esox lucius)

A brief description of the biology and ecology of pike (Esox lucius) in Ireland.

Bream (Abramis brama)

A brief description of the biology and ecology of bream (Abramis brama) in Ireland.

Roach (Rutilus rutilus)

A brief description of the biology and ecology of roach (Rutilus rutilus) in Ireland.

Rudd (Scardinius erythrophthalmus)

A brief description of the biology and ecology of rudd (Scardinius erythrophthalmus) in Ireland.

Hybrids (Bream, Roach & Rudd)

A brief description of the biology and ecology of cyprinid hybrids in Ireland: roach × bream hybrids, rudd × bream hybrids and roach × rudd hybrids.

Tench (Tinca tinca)

A brief description of the biology and ecology of tench (Tinca tinca) in Ireland.