Classification / Names
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Siluriformes (Catfishes) >
Ariidae (Sea catfishes) > Ariinae
Etymology: pectoralis: From the Latin for shoulder, in reference to the strong serrae along the inner pectoral fin spine (Ref. 40908).
Environment: milieu / climate zone / depth range / distribution range
पारिस्थितिकी
समुद्री; खारा ड़िमरसल. Tropical
Western Central Pacific: Irian Jaya and Australia. Probably also occurring in southern Papua New Guinea (Port Moresby to the Kempwelch River area).
आकार / वज़न / Age
Maturity: Lm ? range ? - ? cm
Max length : 39.3 cm FL पुल्लिंग / अलिंग; (Ref. 40908)
Short description
पहचान कुंजी | आकृति विज्ञान | मौरफोमैटरिक्स
पृष्ठीय रीढ़ (सम्पूर्ण) : 1; पृष्ठीय सौफट रेज़ (सम्पूर्ण) : 7; गुदा कांटा: 0; ऐनल सौफट रेज़: 18 - 22; जानवरों की रीड़ का जोड़: 51. Palatal teeth in two oblique, oval patches; one on each side of palate, well separated. Snout acute; lips fleshy, crenulate; lower jaw truncate. Head shield granular; dorsomedian head groove lanceolate, narrow distally. Eye large, 17-28% HL. Large, flattened serrae along inner margin of pectoral spine; caudal fin lobes slender, acute. Rakers present along posterior face of all gill arches. Distinct, blackish margin on dorsal, pectoral and inner caudal fins (Ref. 40908).
Found in coastal waters, estuaries and rivers within tidal influence; among mangroves (Ref. 40908).
Life cycle and mating behavior
परिपक्व अवधि | पुनरुत्पत्ति | मछलीऔ का अंडे देना | अंडे | Fecundity | लार्वा
Kailola, P.J., 2000. Six new species of fork-tailed catfishes (Pisces, Teleostei, Ariidae) from Australia and New Guinea. Beagle, Rec. Mus. Art Galler. North. Territ. 16:127-144. (Ref. 40908)
IUCN Red List Status (Ref. 130435: Version 2024-1)
Threat to humans
Traumatogenic (Ref. 58010)
Human uses
साधन
Special reports
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इंटरनेट स्रोत
Estimates based on models
Preferred temperature (Ref.
123201): 27.4 - 29.2, mean 28.7 °C (based on 674 cells).
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): 3.6 ±0.4 se; based on size and trophs of closest relatives
लौटाव (Ref.
120179): माध्यम, न्यूनतम जनसंख्या दुगनी होने का समय 1.4 - 4.4 वर्ष। (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low to moderate vulnerability (34 of 100).
