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.

Brook lamprey (Lampetra planeri)

A brief description of the biology and ecology of brook lamprey (Lampetra planeri) in Ireland.

River lamprey (Lampetra fluviatilis)

A brief description of the biology and ecology of river lamprey (Lampetra fluviatilis) in Ireland.

Sea lamprey (Petromyzon marinus)

A brief description of the biology and ecology of sea lamprey (Petromyzon marinus) in Ireland.

Twaite shad (Alosa fallax)

A brief description of the biology and ecology of twaite shad (Alosa fallax) in Ireland.

Killarney shad (Alosa fallax killarnensis)

A brief description of the biology and ecology of Killarney shad (Alosa fallax killarnensis) in Ireland.

Allis shad (Alosa alosa)

A brief description of the biology and ecology of allis shad (Alosa alosa) in Ireland.

European eel (Anguilla anguilla)

A brief description of the biology and ecology of European eel (Anguilla anguilla) in Ireland.

Atlantic salmon (Salmo salar)

A brief description of the biology and ecology of Atlantic salmon (Salmo salar) in Ireland.

Brown trout (Salmo trutta)

A brief description of the biology and ecology of brown trout (Salmo trutta) in Ireland.

Ferox trout (Salmo ferox)

A brief description of the biology and ecology of ferox trout (Salmo ferox) in Ireland.

Sea trout (Salmo trutta trutta)

A brief description of the biology and ecology of sea trout (Salmo trutta trutta) in Ireland.

Rainbow trout (Oncorhynchus mykiss)

A brief description of the biology and ecology of rainbow trout (Oncorhynchus mykiss) in Ireland.