All Fishes

Antarctic silverfish

Pleuragramma antarctica

The body of the Antarctic silverfish is pronounced, strongly compressed at the sides, herring-shaped, with rather …

Antarctic starry skate

Amblyraja georgiana

The body is relatively thick and heavy. The snout is rather short. The rostral cartilage is …

Antarctic toothfish

Dissostichus mawsoni

First dorsal fin with 7-9 barb rays, second dorsal fin with 24-27 barb rays, anal fin …

Arabian carpetshark

Chiloscyllium arabicum

The Arabian carpetshark has a slender, almost cylindrical body and a relatively long, thick, rounded snout. …

Arabian scad

Trachurus indicus

The Arabian Scad has an elongated and slightly compressed body, with approximately equal upper and lower …

Arabian smooth-hound

Mustelus mosis

The Arabian smooth-hound has a short head and a rather slender body. The distance from the …

Aral Basin snowtrout

Schizothorax intermedius

The Aral Basin snowtrout has a fusiform (spindle-shaped) body. The head is flat on the upper …

Arapaima

Arapaima gigas

The body of the arapaima is elongated and compressed from the sides. It is covered with …

Arctic alligatorfish

Aspidophoroides olrikii

The head of the Arctic alligatorfish is large and broad. There are short antennae on the …

Arctic cisco

Coregonus autumnalis

The back of the Arctic cisco is rather high and slightly curved. The pelvis has an …

Arctic cod

Arctogadus glacialis

Arctic cod are characterized by a thin body, a deeply bifurcated tail, a protruding mouth, large …

Arctic flounder

Liopsetta glacialis

It is a right eyed flounder. It is characterized by the presence of both eyes on …

Arctic grayling

Thymallus arcticus

The Arctic grayling has 58 to 62 vertebrae. They have small mouths with small teeth on …

Arctic lamprey

Lethenteron camtschaticum

The Arctic lamprey is characterized by its eel-like body shape, the presence of two large teeth …

Arctic shanny

Stichaeus punctatus

The Arctic shanny has a moderately elongated and laterally compressed body that is covered in small …

Arctic skate

Amblyraja hyperborea

The broad and flat pectoral fins of the Arctic skate form a rhombic disk with a …

Arctic staghorn sculpin

Gymnocanthus tricuspis

The Arctic staghorn sculpin has flat bone plates on the back and top of the head. …

Areolate grouper

Epinephelus areolatusOther namesYellowspotted rockcod, areolate rockcod, green-spotted rock-cod, squaretail grouper, squaretail rock-cod.

Body covered with ctenoid scales. Body length less than head length, 2.8-3.3 times less than standard …

Argentine pearlfish

Austrolebias bellottii

The Argentine pearlfish has a laterally compressed, fusiform (spindle-shaped) body with a rounded profile. Males are …

Arrowhead soapfish

Belonoperca chabanaudi

Arrowhead soapfish have a massive body and a large mouth. Their gill covers are covered with …

Artedidraco glareobarbatus

Artedidraco glareobarbatus

The genus is named in honour of the "father of ichthyology" - the Swedish ichthyologist Peter …

Asian butterflyfish

Chaetodon argentatus

The Asian butterflyfish is a fish with a large body compressed at the sides, a small …

Asian sheepshead wrasse

Asian sheepshead wrasses have narrow, elliptical bodies. They have a characteristic bulge on the head and …

Asian stinging catfish

Heteropneustes fossilis

The Asian stinging catfish has an elongated, slightly compressed body that writhes like a snake when …