Lingkungan: lingkungan / zona iklim / kisaran kedalaman / jangkauan distribusi
Ekologi
laut; air tawar; payau dasar (demersal); pH range: 7.0 - ? ; dH range: 10 - ?; kisaran kedalaman 1 - 40 m (Ref. 5217). Tropical; 23°C - 26°C (Ref. 2060)
Western Atlantic: Gulf of Paria to the Amazon River in Brazil.
Ukuran / Berat / umur
Kematangan: Lm ?  range ? - ? cm
Max length : 29.3 cm TL jantan/; (Ref. 71685); common length : 25.0 cm TL jantan/; (Ref. 5217)
Duri punggung (Keseluruhan (total)) : 0; duri punggung lunak (Keseluruhan (total)) : 11 - 12; Duri dubur: 0; Sirip dubur lunak: 11. Body except for snout, pectoral base and caudal peduncle covered with prickles; teeth fused into plates, two plates on each jaw; nostril with two openings; body dark green dorsally with six transverse black bars, white ventrally; fins dusky green or dark brown (Ref. 13608).
Body shape (shape guide): short and / or deep.
Solitary or in groups of 2 or 3 individuals but never in schools (Ref. 35237). Inhabits shallow inshore waters usually on soft bottoms. Frequently found in freshwater (Ref. 13608). When threatened, it becomes inflated like a balloon, in order to ward off predators. Carnivorous, feeding mainly on mollusks which crushes with its powerful teeth (Ref. 35237). Of negligible commercial importance and usually not marketed (Ref. 5217).
Siklus hidup dan perilaku kawin
Kematangan | Reproduksi, perkembang biakan | Pemijahan | telur-telur | Fekunditas | Larva
Cervigón, F., R. Cipriani, W. Fischer, L. Garibaldi, M. Hendrickx, A.J. Lemus, R. Márquez, J.M. Poutiers, G. Robaina and B. Rodriguez, 1992. Fichas FAO de identificación de especies para los fines de la pesca. Guía de campo de las especies comerciales marinas y de aquas salobres de la costa septentrional de Sur América. FAO, Rome. 513 p. Preparado con el financiamento de la Comisión de Comunidades Europeas y de NORAD. (Ref. 5217)
Status IUCN Red List (Ref. 130435: Version 2025-2 (Global))
ancaman kepada manusia
Harmless
penggunaan manusia
Perikanan: komersial; Akuarium: Komersial
Alat, peralatan
laporan khas
muat turun XML
Sumber internet
Estimasi berdasarkan model
Indeks keanekaragaman filogenetik (Acuan 82804) |
PD50 = 0.7500 [Uniqueness, from 0.5 = low to 2.0 = high]. |
|
Bayesian length-weight
|
a=0.02512 (0.01612 - 0.03914), b=2.86 (2.74 - 2.98), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref. 93245). |
Tingkat Trofik (Acuan 69278) |
3.6 ±0.50 se; based on food items. |
Daya lenting (Acuan 120179) |
Tinggi, Waktu penggandaan populasi minimum kurang dari 15 bulan (Preliminary K or Fecundity.). |
Kerentanan Penangkapan Ikan (Ref. 59153) |
Low vulnerability (25 of 100). 🛈 |
kategori harga (Ref. 80766) |
Very high.
|