Classification / Names
Nomi Comuni | Sinonimi | Catalog of Fishes(Genere, Specie) | ITIS | CoL | WoRMS | Cloffa
>
Siluriformes (Catfishes) >
Ariidae (Sea catfishes) > Ariinae
Eponymy: Dr David Coates is a marine biologist and limnologist whose bachelor’s and master’s degrees were awarded by the University of Newcastle-upon-Tyne, England. [...] (Ref. 128868), visit book page.
Environment: milieu / climate zone / depth range / distribution range
Ecologia
; acqua dolce benthopelagico. Tropical; 3°S - 6°S
Oceania: endemic to Sepik and Ramu rivers in Papua New Guinea.
Length at first maturity / Size / Peso / Age
Maturity: Lm ?, range 36 - ? cm
Max length : 75.0 cm SL maschio/sesso non determinato; (Ref. 2847); common length : 45.0 cm SL maschio/sesso non determinato; (Ref. 9233); common length :45 cm SL (female); peso massimo pubblicato: 5.0 kg (Ref. 9233)
Spine dorsali (totale) : 1; Raggi dorsali molli (totale) : 7; Spine anali: 0; Raggi anali molli: 19 - 21.
Found in rivers only. Occurs at temperatures ranging from 26 to 32°C. Mainly diurnal. Feeds mainly on fine and coarse detritus, other plant material (particularly seeds and small pieces of bark), and especially prawns. Also preys on aquatic insects and nymphs, fishes, worms and leeches (Ref. 2847).
Life cycle and mating behavior
Maturità | Riproduzione | Deposizione | Uova | Fecundity | Larve
Mouthbrooder.
Coates, D., 1991. Biology of fork-tailed catfishes from the Sepik River, Papua New Guinea. Environ. Biol. Fishes 31(1):55-74. (Ref. 9233)
IUCN Red List Status (Ref. 130435: Version 2024-1)
Threat to humans
Traumatogenic (Ref. 58010)
Human uses
Pesca: pesca di sussistenza
Strumenti
Special reports
Download XML
Fonti Internet
Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5010 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01000 (0.00244 - 0.04107), b=3.04 (2.81 - 3.27), in cm total length, based on all LWR estimates for this body shape (Ref.
93245).
Trophic level (Ref.
69278): 3.0 ±0.41 se; based on food items.
Resilienza (Ref.
120179): Basso, tempo minimo di raddoppiamento della popolazione 4.5 - 14 anni (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): High vulnerability (57 of 100).