List of fish of Ireland

This page gives a list of all species of fish found in the waters of Ireland. A separate list of freshwater fish is given at the bottom.

Contents

Class Myxini (hagfish)

Order Myxiniformes

Hyperoartia

Order Petromyzontiformes (lampreys)

Infraphylum Gnathostomata (jawed vertebrates)

Class Chondrichthyes (cartilaginous fish)

Subclass Elasmobranchii

Superorder Selachimorpha (Sharks and dogfish)
Order Carcharhiniformes (ground sharks)
Order Hexanchiformes (frilled sharks)
Order Squaliformes
Order Lamniformes

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Superorder Batoidea
Order Rajiformes (skates and rays)
Order Torpediniformes (electric rays)

Subclass Holocephali

Order Chimaeriformes (chimaeras)

Superclass Osteichthyes (boned fish) – Class Actinopterygii (ray-finned fish)

Subclass Chondrostei

Order Acipenseriformes

Subclass Neopterygii

Infraclass Holostei

Superorder Clupeomorpha
Order Clupeiformes (herring & anchovies)
Superorder Elopomorpha
Order Anguilliformes (true eels)
Order Notacanthiformes (halosaurs, spiny eels
Order Saccopharyngiformes (gulper eels)
Superorder Stenopterygii
Order Stomiiformes
Superorder Scopelomorpha
Order Myctophiformes (lanternfish)
Superorder Paracanthopterygii
Order Gadiformes (cod)
Order Lophiiformes (anglerfish)
Order Ophidiiformes (pearlfishes, etc.)
Superorder Lampridiomorpha
Order Lampriformes
Superorder Ostariophysi
Order Cypriniformes
Superorder Protacanthopterygii

Order Salmoniformes (salmon, trout, whitefish)

Order Osmeriformes (smelts, etc.)

Superorder Cyclosquamata
Order Aulopiformes (grinners, lizardfishes)
Superorder Acanthopterygii
Order Atheriniformes (silversides)
Order Zeiformes (dories, etc.)
Order Gasterosteiformes (sticklebacks, etc.)
Order Pleuronectiformes (flatfish)
Order Perciformes
Order Scorpaeniformes (scorpionfish, sculpins)
Order Gasterosteiformes (sticklebacks)
Order Gobiesociformes (clingfishes)
Order Beryciformes (fangtooths, pineconefishes, etc.)
Order Syngnathiformes (pipefishes, seahorses)
Order Mugiliformes (mullets)
Order Tetraodontiformes
Order Beloniformes
Order Stephanoberyciformes (ridgeheads)

Freshwater fish

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