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.

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.

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.

Common carp (Cyprinus carpio)

A brief description of the biology and ecology of common carp (Cyprinus carpio) in Ireland.

Dace (Leuciscus leucisus)

A brief description of the biology and ecology of dace (Leuciscus leucisus) in Ireland.