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Banded Archerfish Toxotes jaculatrix
2013-10-17 09:59:34

The Banded Archerfish (Toxotes jaculatrix) is a brackish water perciform fish of the archerfish genus Toxotes. Its coloration is silvery and has a dorsal fin towards the posterior end. It has distinctive and semi-triangular markings located along its side. It is best known for its ability to spit a jet of water to “shoot down” its prey. Larger specimens might be able to hit their prey 6...

Atlantic Cod Gadus morhua
2013-10-17 09:04:10

The Atlantic Cod (Gadus morhua) is a well-known benthopelagic food fish belonging to the family Gadidae. It’s also commercially known as cod, coding, or haberdine. Within the western Atlantic Ocean, cod has a distribution north of Cape Hatteras, North Carolina, and around both coasts of Greenland; in the eastern Atlantic, it is found from the Bay of Biscay north to the Arctic Ocean,...

Asian Arowana Scleropages formosus
2013-10-17 08:51:48

The Asian Arowana (Scleropages formosus) comprises several phenotypic varieties of freshwater fish that are distributed geographically across Southeast Asia. As they are native to Southeast Asia, Asian Arowana inhabits blackwater rivers and slow moving water flowing through the forested swamps and wetlands. The adults feed on other fish while the juveniles feed on insects. These popular...

Four Eyed Butterflyfish Chaetodon capistratus
2013-10-16 11:57:32

The Four-eyed Butterflyfish (Chaetodon capistratus) is a butterflyfish belonging to the family Chaetodontidae. It is alternatively called the Foureye Butterflyfish. This species can be found in the Western Atlantic from Massachusetts, USA and Bermuda to the West Indies and northern South America. This species is the type species of Chaetodon. If this genus is split up as some have proposed,...

Brown Trout Salmo trutta
2013-10-15 12:46:40

The Brown Trout (Salmo trutta) is originally a European species of salmonid fish. It includes both purely freshwater populations, referred to Salmo trutta morpha fario and S. trutta morpha lacustris, and anadromous forms referred to as the sea trout, S. trutta morpha trutta. The latter migrates to the oceans for the majority of its life and returns to freshwater only to spawn. The specific...

European Anchovy Engraulis encrasicolus
2013-10-15 12:37:19

The European Anchovy (Engraulis encrasicolus) is a forage fish somewhat related to the herring. Anchovies are classed in the family Engraulidae. It is easily distinguishable by its deeply cleft mouth, the angle of the gape being behind the eyes. The snout is pointed and it extends beyond the lower jaw. The fish looks much like a sprat in having a forked tail and a single dorsal fin, but the...

European Bitterling Rhodeus amarus
2013-10-15 12:33:35

The European Bitterling (Rhodeus amarus) is a temperate freshwater fish belonging to the Acheilognathinae sub-family of the Cyprinidae family. It originates from Europe, ranging from the Rhone River basin found in France to the Neva River found in Russia. It was originally described as Cyprinus amarus by Marcus Elieser Block in 1782, and has been referred to within scientific literature as...

Epaulette Shark Hemiscyllium ocellatum
2013-10-15 11:50:38

The Epaulette Shark (Hemiscyllium ocellatum) is a species of longtailed carpet shark belonging to the family Hemiscylliidae, found in shallow and tropical waters off Australia and New Guinea. The common name of this shark comes from the very large and white-margined black spot behind each pectoral fin, which remind one of military epaulettes. As a small species, it usually measures under 3.3...

Copperband Butterflyfish Chelmon rostratus
2013-10-15 11:04:09

The Copperband Butterflyfish (Chelmon rostratus), also known as the Beaked Coral Fish, are found in reefs in both the Pacific and the Indian Ocean. This butterflyfish is one of the three species that make up the genus Chelmon and they all have long beaks. These fish can easily be identified by the yellow banding and long snout. The younger fish are similar in appearance to adult fish. The...

Butlers Frogfish Tathicarpus butleri
2013-10-15 10:45:52

The Butler’s Frogfish (Tathicarpus butleri), known also as the blackspot anglerfish, is a rare species of frogfish belonging to the family Antennariidae. The only member of its genus, this species is the most derived member of its family, representing a separate lineage from all other frogfishes, leading to some consideration of it being placed in its own family. It can be found off the...

Word of the Day
ecotone
  • A transitional zone between two communities containing the characteristic species of each.
The word 'ecotone' comes 'eco-' plus a Greek root meaning 'tension'.