Marine

African spadefish

Tripterodon orbis

This species is the only known member of the genus Tripterodon.The African spadefish has a rounded …

Agonomalus jordani

Agonomalus jordani

The body of Agonomalus jordani is tall, slender and compressed at the sides. The back is …

American sand lance

Ammodytes americanus

Like all lances, the American sand lance has a long, slender body with a pointed snout. …

Arctic alligatorfish

Aspidophoroides olrikii

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

Arctic cod

Arctogadus glacialis

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

Arctic shanny

Stichaeus punctatus

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

Arctic staghorn sculpin

Gymnocanthus tricuspis

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

Atka mackerel

Pleurogrammus monopterygius

The body of the Atka mackerel is elongated, somewhat compressed at the sides. There are five …

Atlantic hookear sculpin

Artediellus atlanticus

The Atlantic hookear sculpin has an elongated body that is thicker in the front and tapers …

Atlantic poacher

Leptagonus decagonus

This species is the only known member of its genus. The body of the Atlantic poacher …

Atlantic sailfish

Istiophorus albicans

The Atlantic sailfish is a fish that cannot be mistaken for any other due to its …

Banded damsel-fish

Dischistodus darwiniensis

Banded damselfish have a large, oval body, flattened on the sides, covered with moderately large and …

Bellingshausenia olasoi

Bellingshausenia olasoi

Bellingshausenia olasoi has a slender body with an elongated and compressed tail. The head is more …

Black rockcod

Notothenia coriiceps

Notothenia: Greek, 'notos', ou; νοτος, ου), from the south + Greek, 'e 'eutheneia',as or 'euthenia', as …

Black-barred halfbeak

Hemiramphus far

Black-barred halfbeaks have a laterally compressed body with an elongated oval cross-section. They have a very …

Blackhead strainer snailfish

Rhodichthys melanocephalus

The blackheads trainer snailfish is characterized by the following features:body shape: elongate;cross-section: oval;nnumber of vertebrae: 62-66;preanal …

Blacksail snake mackerel

Thyrsitoides marleyi

It is the only member of the genus Thyrsitoides, making the genus monotypic.The black snake mackerel …

Blue grenadier

Macruronus novaezelandiae

Body very elongated and compressed, tail tapering towards the end. Vertebrae: 78-81.

Blue maomao

They have a laterally compressed and relatively deep body with a conspicuously bifurcated tail. They have …

Blue-throated fairy wrasse

Cirrhilabrus cyanogularis

This species differs from its congeners in the following characters: one row of cheek scales; 6 …

Blunt-snouted mullet

Mullus ponticus, mullus barbatus ponticus

The body of the Blunt-snouted mullet is slightly compressed and elongated. The mouth is small and …

Brainbeard plunderfish

Pogonophryne cerebropogon

Pogonophryne - Greek, pogon = beard + phrynos = toadBrainbeard plunderfish have a chin tendril. They …

Broad-mouth tadpole

Careproctus latiosus

The broad-mouth tadpole can be identified by the following characteristics:59-60 vertebraeTwo pairs of weak pleural ribsThree …

Careproctus catherinae

Careproctus catherinae

The body of Careproctus catherinae is elongated, gelatinous and without scales. The head is large compared …