Hemiarius is a genus of sea catfishes found in the coastal waters, estuaries, and rivers from South Asia through New Guinea and Australia to Oceania. Four described species are in this genus:
The comb-spined catfish is a species of catfish in the family Ariidae. It was described by Max Carl Wilhelm Weber in 1913, originally under the genus Arius. It is known to inhabit freshwater rivers in New Guinea. It reaches a standard length of 40 cm (16 in). Its diet includes prawns, detritus, and a variety of terrestrial and aquatic insects and insect larvae.
The thick-lipped catfish is a species of catfish in the family Ariidae. It was described by Edward Pierson Ramsay and James Douglas Ogilby in 1986, originally under the genus Hemipimelodus. It is found in freshwater rivers in New Guinea. It reaches a standard length of 50 cm (20 in). Its diet consists of insects and vascular plants.
The Duckbilled catfish, alternatively spelled as the Duck-billed catfish, is a species of catfish in the family Ariidae. It was described by Edward Pierson Ramsay and James Douglas Ogilby in 1886, originally under the genus Arius. It inhabits turbid freshwater rivers in New Guinea. It reaches a standard length of 60 cm (24 in). Its diet consists of prawns in the genera Caridina and Macrobrachium.
The Guri sea catfish, also called the Marine catfish, is a species of catfish in the family Ariidae. It was described by Georges Cuvier in 1829, originally under the genus Pimelodus. It is known from southern South American rivers connected to the Atlantic Ocean. It is known to reach a total length of 42.5 cm (16.7 in), but more commonly reaches a TL of 35 cm (14 in). It has been recorded spawning between Autumn and Spring. Its diet includes polychaete worms, plants, finfish, mollusks, and benthic crustaceans.
The warrior catfish is a species of catfish in the family Ariidae. It was described by Patricia J. Kailola in 2000, originally under the genus Arius. It inhabits marine and freshwaters in New Guinea and Australia. It reaches a standard length of 120 cm (47 in), and a maximum weight of 19 kg (42 lb).
Hemiarius harmandi is a species of catfish in the family Ariidae. It was described by Henri Émile Sauvage in 1880. It inhabits marine and freshwaters in Cambodia, Myanmar, Malaysia, Thailand and Vietnam. It reaches a total length of 12 cm (4.7 in).
The Sona sea catfish, also called the marine catfish or the dusky catfish, is a species of catfish in the family Ariidae. It was described by Francis Buchanan-Hamilton in 1822, originally under the genus Pimelodus. It inhabits rivers, estuaries and marine coasts around Pakistan, Indonesia, Polynesia and Thailand. It reaches a maximum total length of 92 cm (36 in), but more commonly reaches a TL of 55 cm (22 in). Its maximum known life expectancy is 6 years. Males and females mate for life.
The Armoured sea catfish is a species of catfish in the family Ariidae. It was described by Pieter Bleeker in 1858, originally under the genus Cephalocassis. It is known from freshwater rivers in Thailand and Indonesia. It reaches a maximum total length of 50 cm (20 in). Its diet consists of finfish and benthic invertebrates.
The threadfin catfish, also known as the Copper catfish or the Northern pout, is a species of catfish in the family Ariidae. It was described by Charles Walter De Vis in 1884, originally under the genus Arius. It is found in rivers and marine waters in Australia and New Guinea. It reaches a maximum standard length of 39.5 cm (15.6 in). Its diet consists of benthic crustaceans including prawns and crabs, as well as worms, mollusks and finfish.
The Short barbelled catfish is a species of catfish in the family Ariidae. It was described by Tyson R. Roberts in 1978, originally under the genus Arius. It inhabits the Fly River in Papua New Guinea. It reaches a maximum standard length of 60 cm (24 in). Its diet consists of bony fish in the families Chanidae, Clupeidae and Melanotaeniidae.
The Salmon catfish, also known as the Boofhead catfish, the Freshwater forked tailed catfish, the Lesser salmon catfish, and the Triangular shield catfish, is a species of catfish in the family Ariidae. It was described by Pieter Bleeker in 1862, originally under the genus Hexanematichthys. It inhabits marine, brackish and freshwaters in Australia and New Guinea, at a maximum known depth of 135 m (443 ft). It reaches a maximum standard length of 60 cm (24 in).
The broad-snouted catfish is a species of catfish in the family Ariidae. It was described by William John Macleay in 1883, originally under the genus Arius. It inhabits freshwater rivers in Indonesia and Papua New Guinea. Its diet includes finfish, mollusks, prawns, terrestrial arthropods, aquatic insects, and plants. It reaches a maximum standard length of 50 cm (20 in).
The Silver cobbler, also known as the Lake Argyle catfish, the Lake Argyle silver cobbler, the Midgley's catfish, the Ord River catfish, the Shovel-nosed catfish, or the Shovelhead catfish, is a species of catfish in the family Ariidae. It was described by Patricia J. Kailola and Bryan E. Pierce in 1988, originally under the genus Arius. It inhabits brackish and freshwaters in northern Australia. It is known to reach a maximum standard length of 140 cm (55 in), but usually reaches an SL of 50 cm (20 in).
The Northern rivers catfish, also known as the Salmon catfish, is a species of catfish in the family Ariidae. It was described by Patricia J. Kailola in 1990, originally under the genus Arius. It inhabits freshwater bodies in Indonesia and Papua New Guinea. Its diet includes finfish, detritus, terrestrial invertebrates, and caridean shrimp such as those in the genus Macrobrachium.
The Papillate catfish is a species of catfish in the family Ariidae. It was described by Max Carl Wilhelm Weber in 1907, originally under the genus Hemipimelodus. It inhabits freshwater lakes and rivers in New Guinea. Its diet includes mayflies and other terrestrial and aquatic insects, detritus, benthic algae, and crustaceans.
The flathead sea catfish is a species of catfish in the family Ariidae. It was described by Franz Steindachner in 1876, originally under the genus Arius. It inhabits rivers, estuaries, and marine waters on the Pacific coast, from Mexico to Panama, at a maximum depth of 60 m (200 ft). It reaches a maximum total length of 60 cm (24 in). It is currently ranked by the IUCN redlist as being of Least Concern, due to a lack of known major threats for the species.
The Longsnouted catfish, also known as the Broadbent's catfish, the Spoon-nosed catfish, the Large-scaled catfish, the Sharp-headed catfish, or the Sand catfish, is a species of catfish in the family Ariidae. It was described by Achille Valenciennes in 1840, originally under the genus Arius. It inhabits brackish and marine waters in New Guinea, Australia, and southern and southeastern Asia. It reaches a maximum total length of 50 cm (20 in).
The Blacktip sea catfish, also known as the Dussumier's catfish, the Giant marine cat fish, the Shupanga sea catfish, or the Tropical seacatfish, is a species of catfish in the family Ariidae. It was described by Achille Valenciennes in 1840, originally under the genus Arius. It inhabits rivers and marine waters ranging between Africa and India in the Indo-western Pacific. It dwells at a depth range of 20 to 50 m. It reaches a maximum standard length of 62 cm (24 in), and a maximum weight of 1.4 kg (3.1 lb).
The Flapnose sea catfish, also known as the Brown sea catfish, is a species of catfish in the family Ariidae. It was described by Theodore Gill in 1863, originally under the genus Leptarius. It inhabits rivers and estuaries in Ecuador, Colombia, Guatemala, Costa Rica, El Salvador, Panama, Honduras, Nicaragua, Mexico, and Peru. It dwells at a depth range of 0 to 15 m. It reaches a maximum total length of 90 cm (35 in), more commonly reaching a TL of 50 cm (20 in).
