Is clarias Gariepinus a freshwater fish?
gariepinus the freshwater species with the widest latitudinal range in the world.
What is the scientific name of African catfish?
Clarias gariepinus
Clarias gariepinus/Scientific names
Clarias gariepinus, which is generally considered to be one of the most important tropical catfish species for aquaculture, has an almost Pan-African distribution, ranging from the Nile to West Africa and from Algeria to Southern Africa. They also occur in Asia Minor (Israel, Syria and South of Turkey).
What are the adaptive features of clarias Gariepinus?
They are very adaptive to extreme environmental conditions and can live in pH range of 6.5-8.0. They are able to live in very turbid waters and can tolerate temperatures of 8-35 degrees Celsius. Their optimal temperature for growth is 28-30 degrees Celsius (Teugels 1986).
How big can African catfish get?
Description. The vundu is the largest true freshwater fish in southern Africa, reaching up to 1.5 m (5 ft) in length and 55 kg (121 lb) in weight.
Who named clarias Gariepinus?
| Clarias gariepinus | |
|---|---|
| Genus: | Clarias |
| Species: | C. gariepinus |
| Binomial name | |
| Clarias gariepinus Burchell, 1822 |
Is clarias bony fish?
Clarias gariepinus (African Catfish) is a species of bony fishes in the family labyrinth catfishes. They are associated with freshwater habitat.
Why catfish is banned?
While testing the quality of fish, the team found huge quantities of African catfish, which is highly carnivorous and proves to be detrimental to the culture of local country species. Hence, the culture and its market remains banned in India, sources said.
What is the common name of Clarias gariepinus?
African sharptooth catfish
Clarias gariepinus or African sharptooth catfish is a species of catfish of the family Clariidae, the airbreathing catfishes.
How do you identify clarias Gariepinus?
These fish have slender bodies, flat bony heads, notably flatter than in the genus Silurus, and broad, terminal mouths with four pairs of barbels. They also have large accessory breathing organs composed of modified gill arches. Also, only the pectoral fins have spines.
What is the body shape of clarias Gariepinus?
Diagnosis: body depth 6-8 times in standard length, head 3-3,5 times (Ref. 34290). Head somewhat between rectangular and pointed in dorsal outline; snout broadly rounded; eyes supero-lateral and relatively small (Ref. 248).
What is the largest fish in Africa?
The largest species is the African freshwater fish, the giant tigerfish (Hydrocynus goliath). The top size of this fish is 1.5 m (4.9 ft) and 50 kg (110 lb).
Does clarias Gariepinus have adipose fin?
The species has 61–75 dorsal rays and 45–60 anal fin rays. Dorsal fin extends from behind head nearly to base of caudal fin. Anal fin extends from base of anus to base of caudal fin. No adipose fin.
How big does a Clarias gariepinus fish get?
It reaches a maximum length of 1.7 m (5 ft 7 in) TL and can weigh up to 60 kg (130 lb). These fish have slender bodies, flat bony heads, notably flatter than in the genus Silurus, and broad, terminal mouths with four pairs of barbels. They also have large accessory breathing organs composed of modified gill arches.
What are the gill rakers of a Clarias gariepinus?
A structured diagnostic description using dichotomic or multientrance keys. Gill rakers fine, long and closely set; on the first branchial arch 24-110, increasing in number with size of the fish . Eyes small. Nasal barbels 1/5 – 1/2 times as long as the head in fishes longer than 12 cm, and 1/2-4/5 of the head length in smaller individuals.
What makes Clarias gariepinus a successful invasive species?
Clarias gariepinus has all the qualities of an aggressive and successful invasive species. Its high fecundity, flexible phenotype, rapid growth, wide habitat preferences, tolerance to extreme water conditions and the ability to subsist on… More… Don’t need the entire report?
Where can I find Clarias gariepinus X macrocephalus?
gariepinus x C. macrocephalus) from fish farms have been reported in Thailand (Senanan et al., 2004). The introduction of C. gariepinus into Asia has resulted in the rapid expansion of the hybrid catfish culture when the exotic male C. gariepinus is hybridized with local female clariid species.
