Environment: milieu / climate zone / depth range / distribution range
Ekologi
; air tawar bentopelagis. Tropical; 3°S - 6°S
Oceania: lower and middle Sepik and Ramu river systems in Papua New Guinea.
Length at first maturity / Size / Weight / umur
Maturity: Lm ?, range 17 - ? cm
Max length : 30.0 cm SL jantan/; (Ref. 2847)
Duri punggung (Keseluruhan (total)) : 1; duri punggung lunak (Keseluruhan (total)) : 7; Duri dubur: 0; Sirip dubur lunak: 18 - 21.
Occurs primarily on the floodplain and in permanent lakes, occasionally encountered in river channels, but in low numbers. Feeds on small crustaceans, aquatic insect larvae and nymphs, terrestrial insects, plants, detritus, gastropods, leeches and worms (Ref. 2847).
Mouthbrooders. A typical brood mass contains 8 to 30 eggs (Ref. 2847).
Marceniuk, A.P., C. Oliveira and C.J. Ferraris Jr., 2023. A new classification of the family Ariidae (Osteichthyes: Ostariophysi: Siluriformes) based on combined analyses of morphological and molecular data. Zool.J. Linn. Soc. 200(2):426-476. (Ref. 130933)
Status IUCN Red List (Ref. 130435: Version 2024-1)
ancaman kepada manusia
Traumatogenic (Ref. 58010)
penggunaan manusia
Alat, peralatan
laporan khas
muat turun XML
Sumber internet
Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.7500 [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): 2.9 ±0.36 se; based on food items.
Daya lenting (Ref.
120179): sedang, Waktu penggandaan populasi minimum 1.4 - 4.4 tahun (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low to moderate vulnerability (27 of 100).
