Classification / Names
Common names from other countries
Main reference
आकार / वज़न / Age
Max length : 430 cm TL पुल्लिंग / अलिंग; (Ref. 96339); common length : 304 cm TL पुल्लिंग / अलिंग; (Ref. 247); अधिकतम प्रकाशित वज़न: 109.6 kg (Ref. 40637); अधिकतम सूचित उम्र: 25 वर्षो (Ref. 72467)
Length at first maturity
Lm ?, range 230 - 240 cm
पर्यावरण
; समुद्री; खारा प्रवाल-भित्ति संयुक्त; गहराई सीमा 0 - 130 m (Ref. 43278), usually 1 - 35 m (Ref. 40849)
जलवायु / सीमा
Subtropical, preferred 27°C (Ref. 107945); 44°N - 35°S, 122°W - 10°E (Ref. 247)
वितरण
Short description
पृष्ठीय रीढ़ (सम्पूर्ण): 0. Moderately long barbels, nasoral grooves present but no perinasal grooves, mouth well in front of eyes, spiracles minute, precaudal tail shorter than head and body, dorsal fins broadly rounded (the first much larger than the second and anal fins), caudal fin moderately long, over 1/4 of total length, yellow-brown to grey-brown in color, with or without small dark spots and obscure dorsal saddle markings (Ref. 247). Head blunt, mouth inferior, pair of conspicuous barbels between nostrils (Ref. 26938).
IUCN Red List Status (Ref. 115185)
Threat to humans
Traumatogenic (Ref. 4690)
Human uses
मात्स्यिकी: लघु वाणिज्य; जलजीवालय: सार्वजनिक लजीवालय
साधन
Special reports
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इंटरनेट स्रोत
Estimates of some properties based on models
Phylogenetic diversity index
PD50 = 0.8125 many relatives (e.g. carps) 0.5 - 2.0 few relatives (e.g. lungfishes)
Trophic Level
4.2 ±0.2 se; Based on diet studies.
लौटाव
निम्न, न्यूनतम जनसंख्या दुगनी होने का समय 4.5 - 14 वर्ष। (K=0.14; tmax=25; Fec=21-28)
Vulnerability
Very high vulnerability (81 of 100)
Price category