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List by scientific name

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Threatened Fish

Species 1 - 45 of 45

Banded neolebias (Neolebias lozii)
Discovered as recently as 1993, this small, rare fish is only found in two streams within the Upper Zambezi River floodplain... More	2 Images	0 Videos

Banded pipefish (Doryrhamphus dactyliophorus)
Information on the banded pipefish is currently being researched and written and will appear here... More	10 Images	0 Videos

Banggai cardinalfish (Pterapogon kauderni)
With its striking patterning and elegant, elongated fins, it is easy to understand why the Banggai cardinalfish has become... More	11 Images	0 Videos

Barred danio (Danio pathirana)
Information on the barred danio is currently being researched and written and will appear here... More	1 Image	0 Videos

Barren's topminnow (Fundulus julisia)
Discovered as recently as 1982, the Barren's topminnow is considered to be one of the most endangered fish species in eastern North... More	3 Images	0 Videos

Basking shark (Cetorhinus maximus)
The basking shark is the second largest fish in the seas, after the whale shark (Rhincodon typus); its maximum size is thought... More	12 Images	5 Videos

Bastard sturgeon (Acipenser nudiventris)
Information on the bastard sturgeon is currently being researched and written and will appear here... More	2 Images	0 Videos

Beluga (Huso huso)
The beluga is the largest sturgeon in the world and the largest European freshwater fish; it can reach up to 5 metres in length.... More	3 Images	1 Video

Betta (Betta burdigala)
Information on Betta burdigala is currently being researched and written and will appear here... More	1 Image	0 Videos

Betta (Betta livida)
Information on Betta livida is currently being researched and written and will appear here... More	1 Image	0 Videos

Betta (Betta persephone)
Information on Betta persephone is currently being researched and written and will appear here... More	2 Images	0 Videos

Betta (Betta simplex)
Information on Betta simplex is currently being researched and written and will appear here... More	3 Images	0 Videos

Big skate (Raja binoculata)
Aptly named, the big skate is the largest skate in North American waters. As with all skates, the body is flattened and disc-shaped... More	7 Images	0 Videos

Big-belly seahorse (Hippocampus abdominalis)
The big-belly seahorse is one of the largest of all seahorses, growing up to 35 cm in length. Like other seahorses, the head... More	11 Images	1 Video

Bigeye tuna (Thunnus obesus)
This large, fast-swimming tuna is an important target for numerous commercial fisheries around the world. The streamlined body... More	3 Images	0 Videos

Black Sea shad (Alosa immaculata)
Information on the Black Sea shad is currently being researched and written and will appear here... More	1 Image	0 Videos

Black cod (Epinephelus daemelii)
Information on the black cod is currently being researched and written and will appear here... More	1 Image	0 Videos

Black sea bass (Stereolepis gigas)
As implied by its alternative name of giant sea bass, the most dramatic feature of this fish is its conspicuous size, with the... More	7 Images	0 Videos

Black-arse cod (Epinephelides armatus)
Information on the black-arse cod is currently being researched and written and will appear here... More	2 Images	0 Videos

Blacksaddled coral grouper (Plectropomus laevis)
Like other groupers, this rather wary, coral reef-dwelling fish is a large, robust species. It may be one of two colour forms: the... More	4 Images	0 Videos

Blackspot tuskfish (Choerodon schoenleinii)
Information on the blackspot tuskfish is currently being researched and written and will appear here... More	7 Images	0 Videos

Blackspotted torpedo (Torpedo fuscomaculata)
Information on the blackspotted torpedo is currently being researched and written and will appear here... More	1 Image	0 Videos

Blacktip reef shark (Carcharhinus melanopterus)
This is the most commonly encountered species of shark in tropical Indo-Pacific reefs. Its medium-sized, streamlined body... More	18 Images	1 Video

Blacktip shark (Carcharhinus limbatus)
The black tip shark is a large, stout shark, with a long, pointed snout and small eyes. Its torpedo-shaped body, grey... More	13 Images	1 Video

Blind shark (Brachaelurus waddi)
This small, stout shark gets its name from its habit of retracting its eyeballs, which causes its thick eyelids to close, when... More	7 Images	0 Videos

Blotchside logperch (Percina burtoni)
Information on the blotchside logperch is currently being researched and written and will appear here... More	3 Images	0 Videos

Blue shark (Prionace glauca)
The blue shark is easily identified by its beautifully coloured slender body, which is a deep indigo-blue across the back, shading... More	14 Images	4 Videos

Blue shiner (Cyprinella caerulea)
Information on the blue shiner is currently being researched and written and will appear here... More	4 Images	0 Videos

Blue-spotted stingray (Taeniura lymma)
This colourful stingray is immediately recognisable by the large, bright, iridescent blue spots that adorn its oval, elongated... More	26 Images	4 Videos

Bluespotted bamboo shark (Chiloscyllium plagiosum)
Information on the bluespotted bamboo shark is currently being researched and written and will appear here... More	3 Images	0 Videos

Bluntnose six-gill shark (Hexanchus griseus)
As its common name alludes, the bluntnose six-gill shark has a characteristically blunt rounded snout and six long gill slits... More	6 Images	2 Videos

Bocaccio rockfish (Sebastes paucispinus)
Information on the bocaccio rockfish is currently being researched and written and will appear here... More	1 Image	0 Videos

Boesman's rainbowfish (Melanotaenia boesemani)
Information on the Boesman's rainbowfish is currently being researched and written and will appear here... More	3 Images	0 Videos

Bonytail chub (Gila elegans)
Information on the bonytail chub is currently being researched and written and will appear here... More	3 Images	0 Videos

Boulder darter (Etheostoma wapiti)
Information on the boulder darter is currently being researched and written and will appear here... More	2 Images	0 Videos

Bowmouth guitarfish (Rhina ancylostoma)
Named for its distinctive mouth which undulates like a longbow, this deep-bodied guitarfish is unmistakable. The species has... More	4 Images	0 Videos

Bramble shark (Echinorhinus brucus)
The most unusual feature of this sluggish shark is the sharp tooth-like denticles scattered over its body and fins. A stout-bodied... More	6 Images	0 Videos

Broadnose sevengill shark (Notorynchus cepedianus)
A large-bodied, powerful species, the broadnose sevengill shark can be distinguished from most other sharks by the fact that... More	4 Images	0 Videos

Bronze whaler (Carcharhinus brachyurus)
Named for its bronze, or sometimes greyish-bronze upperside, this is a large, fairly slender shark with a moderately long and... More	12 Images	1 Video

Brown shyshark (Haploblepharus fuscus)
A small and uniformly dark brown shark, with a paler underside and sometimes faint saddle marks, the brown shyshark has a rather... More	1 Image	0 Videos

Brown stingray (Dasyatis fluviorum)
Information on the brown stingray is currently being researched and written and will appear here... More	1 Image	0 Videos

Brown-marbled grouper (Epinephelus fuscoguttatus)
The brown-marbled grouper is a robust marine fish, with a pale yellowish-brown, scaled body, covered with large, irregular, dark... More	3 Images	0 Videos

Brownbanded bamboo shark (Chiloscyllium punctatum)
The brownbanded bamboo shark is an extremely hardy species, with a slender body and a thick, elongate tail. While the adults are... More	8 Images	2 Videos

Brownstriped grunt (Anisotremus moricandi)
Although the brownstriped grunt was discovered as long ago as 1842, very little is known about this reef fish, having been... More	1 Image	0 Videos

Bull shark (Carcharhinus leucas)
The bull shark, named for its stocky body and ferocious reputation, is most famous for its remarkable ability to thrive in both... More	13 Images	4 Videos

Species 1 - 45 of 45

Latest news

3rd November 2009: IUCN Red List of Threatened Species - Extinction crisis continues.
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What's new in ARKive

Rare images of the Critically Endangered cao-vit crested gibbon.

Rare images of the Critically Endangered cao-vit crested gibbon.
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Under the Sea

The basking shark is the second largest fish in the sea, reaching up to 10 metres in length.

The basking shark is the second largest fish in the sea, reaching up to 10 metres in length.
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