Marine

Fourhorn sculpin

Myoxocephalus quadricornis

The fourhorn sculpin has a large, lumpy head with protruding lips and four bony protuberances. Vertebrae: …

Fourspine stickleback

Apeltes quadracus

The fourspine stickleback possesses an elongated, fusiform body lacking scales. Typically, it exhibits four or five …

Fourspot butterflyfish

Chaetodon quadrimaculatus

Fourspot butterflyfish have very fine, hair-like teeth that allow them to target small organisms inaccessible to …

Foxface rabbitfish

Siganus vulpinus

The body is large, oval in shape, compressed at the sides, and covered with fine cycloid …

Gag

Mycteroperca microlepis

Pale to dark gray or sometimes olive gray, the larger gag is darker than the smaller …

Garish hind

Cephalopholis igarashiensis

The garish hind has an elongated, massive body, somewhat compressed at the sides and covered on …

Gelatinous seasnail

Liparis fabricii

The body shape of the Gelatinous seasnail resembles a tadpole with a large rounded head and …

Giant grouper

Epinephelus lanceolatus

The body is powerful. The height of the body is 2.4-3.4 times the length of the …

Giant hawkfish

Cirrhitus rivulatus

The fish has a deep body that is not strongly compressed at the sides. They have …

Gobionotothen gibberifrons

The species name gibberifrons is a combination of the words gibber, meaning 'humpback', and frons, meaning …

Golden grouper

Saloptia powelli

The golden grouper has a stout, elongated body with a depth of 2.6-3.1 times the standard …

Golden redfish

Sebastes norvegicus

Golden redfish are characterized by a laterally compressed, tall body and a large head. The mouth …

Gosztonyia antarctica

Gosztonyia antarctica

Gosztonyia antarctica have an elongated anguilliform body. The head is broad and large, with the lips …

Graysby

Cephalopholis cruentata

Graysby's colors range from pale gray to dark brown, with many dark oranges, red-brown spots on …

Greasy grouper

Epinephelus tauvina

The body of the greasy grouper is massive, elongated and oval in cross-section. In juveniles it …

Great sculpin

Myoxocephalus polyacanthocephalus

The body of the great sculpin is rather thick and naked, without bony plates or spines. …

Green icefish

Channichthys mithridatis

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

Grouper, Black

Mycteroperca bonaci

Depending on its habitat, the black grouper may be olive, gray, or reddish-brown or black in …

Grouper, Goliath

Epinephelus itajara

Goliath grouper are yellowish-brown to olive-green or brown. The entire body, including the head and fins, …

Grouper, Nassau

Epinephelus striatus

The body is relatively tall. The coloration of the Nassau grouper varies; it usually has a …

Grouper, Red

Epinephelus morio

Red grouper have different coloration, usually dark brown-red, may have dark stripes and spots similar to …

Grouper, Warsaw

Epinephelus nigritus

The Warsaw grouper has a gray-brown to dark red-brown body, sometimes irregularly mottled with several small …

Grouper, Yellowfin

Mycteroperca venenosa

The body is relatively tall and oval. The coloration of the yellowfin grouper is very variable: …

Grunt, Bluestriped

Haemulon sciurus

The bluestriped grunt is distinguished from all others by its pattern of continuous blue horizontal stripes …