Click on the first letter of the common name.

Threatened Fish

 		Species 1 - 50 of 350 [ next ]
Thumbnail for Heteropneustes microps (Airsac catfish)
Airsac catfish (Heteropneustes microps)
The peculiar looking airsac catfish, known from only a few specimens, is an air-breathing, freshwater fish. A long air sac that... More 1 Image 0 Videos
Thumbnail for Salmo platycephalus (Ala balik)
Ala balik (Salmo platycephalus)
Information on the ala balik is currently being researched and written and will appear here shortly... More 1 Image 0 Videos
Thumbnail for Thunnus alalunga (Albacore tuna)
Albacore tuna (Thunnus alalunga)
This large, oceanic fish is built for speed, with a torpedo-shaped body, smooth skin and streamlined fins. The albacore tuna is... More 1 Image 0 Videos
Thumbnail for Gambusia amistadensis (Amistad gambusia)
Amistad gambusia (Gambusia amistadensis)
Information on the Amistad gambusia is currently being researched and written and will appear here shortly... More 2 Images 0 Videos
Thumbnail for Squatina squatina (Angel shark)
Angel shark (Squatina squatina)
With its exceptionally flat body and large pectoral fins, the angel shark resembles a large ray more than a shark. Its skin is... More 8 Images 0 Videos
Thumbnail for Ophisternon infernale (Anguila ciega)
Anguila ciega (Ophisternon infernale)
Like many cave-dwelling species, the Anguila ciega, otherwise known as the blind swamp eel, has lost its eyes and pigmentation... More 5 Images 0 Videos
Thumbnail for Zingel asper (Apron)
Apron (Zingel asper)
Information on the apron is currently being researched and written and will appear here shortly... More 1 Image 0 Videos
Thumbnail for Aphanius dispar (Arabian killifish)
Arabian killifish (Aphanius dispar)
Information on the Arabian killifish is currently being researched and written and will appear here shortly... More 3 Images 0 Videos
Thumbnail for Arapaima gigas (Arapaima)
Arapaima (Arapaima gigas)
The arapaima, or pirarucu as it is known in Brazil, is one of the largest freshwater fishes in the world. Its local name derives... More 6 Images 3 Videos
Thumbnail for Scleropages formosus (Asian arowana)
Asian arowana (Scleropages formosus)
Information on the Asian arowana is currently being researched and written and will appear here shortly... More 1 Image 0 Videos
Thumbnail for Semicossyphus reticulatus (Asian sheepshead wrasse)
Asian sheepshead wrasse (Semicossyphus reticulatus)
One of the largest wrasses, the Asian sheepshead wrasse is an extraordinary pinkish-grey fish with large, swelling-like protrusions... More 1 Image 0 Videos
Thumbnail for Hippoglossus hippoglossus (Atlantic halibut)
Atlantic halibut (Hippoglossus hippoglossus)
A highly sought after food fish, the Atlantic halibut is the largest flatfish in the world. Flatfish exhibit a unique and... More 4 Images 1 Video
Thumbnail for Coregonus huntsmani (Atlantic whitefish)
Atlantic whitefish (Coregonus huntsmani)
A member of the salmon and trout family (Salmonidae), the Atlantic whitefish has a typical salmon-like appearance, but can be... More 4 Images 0 Videos
Thumbnail for Neolebias lozii (Banded neolebias)
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
Thumbnail for Doryrhamphus dactyliophorus (Banded pipefish)
Banded pipefish (Doryrhamphus dactyliophorus)
Information on the banded pipefish is currently being researched and written and will appear here shortly... More 10 Images 0 Videos
Thumbnail for Pterapogon kauderni (Banggai cardinalfish)
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
Thumbnail for Danio pathirana (Barred danio)
Barred danio (Danio pathirana)
Information on the barred danio is currently being researched and written and will appear here shortly... More 1 Image 0 Videos
Thumbnail for Fundulus julisia (Barren’s topminnow)
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
Thumbnail for Cetorhinus maximus (Basking shark)
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... More 12 Images 5 Videos
Thumbnail for Acipenser nudiventris (Bastard sturgeon)
Bastard sturgeon (Acipenser nudiventris)
Information on the bastard sturgeon is currently being researched and written and will appear here shortly... More 2 Images 0 Videos
Thumbnail for Huso huso (Beluga)
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
Thumbnail for Betta burdigala (Betta)
Betta (Betta burdigala)
Information on Betta burdigala is currently being researched and written and will appear here shortly... More 1 Image 0 Videos
Thumbnail for Betta livida (Betta)
Betta (Betta livida)
Information on Betta livida is currently being researched and written and will appear here shortly... More 1 Image 0 Videos
Thumbnail for Betta persephone (Betta)
Betta (Betta persephone)
Information on Betta persephone is currently being researched and written and will appear here shortly... More 2 Images 0 Videos
Thumbnail for Betta simplex (Betta)
Betta (Betta simplex)
Information on Betta simplex is currently being researched and written and will appear here shortly... More 3 Images 0 Videos
Thumbnail for Raja binoculata (Big skate)
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
Thumbnail for Hippocampus abdominalis (Big-belly seahorse)
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 is... More 11 Images 1 Video
Thumbnail for Thunnus obesus (Bigeye tuna)
Bigeye tuna (Thunnus obesus)
This large, fast-swimming tuna is an important target for numerous commercial fisheries around the world. The streamlined body of... More 3 Images 0 Videos
Thumbnail for Epinephelus daemelii (Black cod)
Black cod (Epinephelus daemelii)
Information on the black cod is currently being researched and written and will appear here shortly... More 1 Image 0 Videos
Thumbnail for Stereolepis gigas (Black sea bass)
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
Thumbnail for Alosa immaculata (Black Sea shad)
Black Sea shad (Alosa immaculata)
Information on the Black Sea shad is currently being researched and written and will appear here shortly... More 1 Image 0 Videos
Thumbnail for Epinephelides armatus (Black-arse cod)
Black-arse cod (Epinephelides armatus)
Information on the black-arse cod is currently being researched and written and will appear here shortly... More 2 Images 0 Videos
Thumbnail for Plectropomus laevis (Blacksaddled coral grouper)
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
Thumbnail for Choerodon schoenleinii (Blackspot tuskfish)
Blackspot tuskfish (Choerodon schoenleinii)
Information on the blackspot tuskfish is currently being researched and written and will appear here shortly... More 7 Images 0 Videos
Thumbnail for Torpedo fuscomaculata (Blackspotted torpedo)
Blackspotted torpedo (Torpedo fuscomaculata)
Information on the blackspotted torpedo is currently being researched and written and will appear here shortly... More 1 Image 0 Videos
Thumbnail for Carcharhinus melanopterus (Blacktip reef shark)
Blacktip reef shark (Carcharhinus melanopterus)
This is the most commonly encountered species of shark in tropical Indo-Pacific reefs. Its medium-sized, streamlined body is... More 18 Images 1 Video
Thumbnail for Carcharhinus limbatus (Blacktip shark)
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 or... More 13 Images 1 Video
Thumbnail for Brachaelurus waddi (Blind shark)
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
Thumbnail for Percina burtoni (Blotchside logperch)
Blotchside logperch (Percina burtoni)
Information on the blotchside logperch is currently being researched and written and will appear here shortly... More 3 Images 0 Videos
Thumbnail for Prionace glauca (Blue shark)
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
Thumbnail for Cyprinella caerulea (Blue shiner)
Blue shiner (Cyprinella caerulea)
Information on the blue shiner is currently being researched and written and will appear here shortly... More 4 Images 0 Videos
Thumbnail for Taeniura lymma (Blue-spotted stingray)
Blue-spotted stingray (Taeniura lymma)
This colourful stingray is immediately recognisable by the large, bright, iridescent blue spots that adorn its oval, elongated body... More 26 Images 4 Videos
Thumbnail for Chiloscyllium plagiosum (Bluespotted bamboo shark)
Bluespotted bamboo shark (Chiloscyllium plagiosum)
Information on the bluespotted bamboo shark is currently being researched and written and will appear here shortly... More 3 Images 0 Videos
Thumbnail for Hexanchus griseus (Bluntnose six-gill shark)
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 on... More 6 Images 2 Videos
Thumbnail for Sebastes paucispinus (Bocaccio rockfish)
Bocaccio rockfish (Sebastes paucispinus)
Information on the bocaccio rockfish is currently being researched and written and will appear here shortly... More 1 Image 0 Videos
Thumbnail for Melanotaenia boesemani (Boesman’s rainbowfish)
Boesman’s rainbowfish (Melanotaenia boesemani)
Information on the Boesman’s rainbowfish is currently being researched and written and will appear here shortly... More 3 Images 0 Videos
Thumbnail for Gila elegans (Bonytail chub)
Bonytail chub (Gila elegans)
Information on the bonytail chub is currently being researched and written and will appear here shortly... More 3 Images 0 Videos
Thumbnail for Etheostoma wapiti (Boulder darter)
Boulder darter (Etheostoma wapiti)
Information on the boulder darter is currently being researched and written and will appear here shortly... More 2 Images 0 Videos
Thumbnail for Rhina ancylostoma (Bowmouth guitarfish)
Bowmouth guitarfish (Rhina ancylostoma)
Named for its distinctive mouth which undulates like a longbow, this deep-bodied guitarfish is unmistakable. The species has a... More 4 Images 0 Videos
Thumbnail for Echinorhinus brucus (Bramble shark)
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
Species 1 - 50 of 350 [ next ]