Marine

Agonomalus jordani

Agonomalus jordani

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

Amethyst anthias

Mirolabrichthys pascalus

The Amethyst Anthias has a massive body, a large mouth and spiny gill covers.

Antarctic silverfish

Pleuragramma antarctica

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

Arctic alligatorfish

Aspidophoroides olrikii

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

Asian butterflyfish

Chaetodon argentatus

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

Atlantic poacher

Leptagonus decagonus

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

Banded damsel-fish

Dischistodus darwiniensis

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

Beautiful Dartfish

Ptereleotris kallista

The name comes from a Greek word meaning 'most beautiful'. It has 26 vertebrae. This species …

Bicolor goatfish

Parupeneus barberinoides

These fish have 15-16 (usually 15) pectoral rays. They have 6-8 + 20-25 (total 28-32) gill …

Big-scale parma

Parma oligolepis

Large Parma have an oval body with flattened sides and a pointed muzzle. The eyes are …

Black rockcod

Notothenia coriiceps

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

Blackfin fairy-warsse

Cirrhilabrus melanomarginatus

The blackfin fairy-warsse has an unusual skin covering on the back of its head. It is …

Blackstriped angelfish

Genicanthus lamarck

This species was first officially described in 1860 by the French naturalist Bernard Germain de Lacépède …

Blue and gold fusilier

Caesio caerulaurea

Body moderately large, spindle-shaped, somewhat compressed at the sides. Eyes large, eye diameter usually 3.4-4.2 times …

Blue maomao

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

Bluegirdled angelfish

Pomacanthus navarchus

The body of this fish is flattened on the sides. There is a long spine on …

Bluespotted angelfish

Chaetodontoplus caeruleopunctatus

The biggest differences between males and females are in their pelvic fins and body shape. Males …

Bluespotted grouper

Cephalopholis argus

The body of the bluespotted grouper is elongated, massive, somewhat compressed at the sides, cylindrical in …

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 …

Charcoal icefish

Channichthys panticapaei

Charcoal icefish is distinguished from other species of the genus Channichthys by the following set of …

Chevron butterflyfish

Chaetodon trifascialis

Adults have an elongated body. Because of the peculiar age-dependent coloration and the elongated silhouette, this …

Chinese demoiselle

Neopomacentrus bankieri

Chinese demoiselle are characterised by ctenoid scales, weak teeth and only one row of gill rakers …

Dark-banded fusilier

Pterocaesio tile

Body elongated, spindle-shaped, somewhat compressed laterally. Two postmaxillary processes. Mouth small, terminal, retractable. Small conical teeth …