Classification / Names
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Ophidiiformes (Cusk eels) >
Ophidiidae (Cusk-eels) > Neobythitinae
Etymology: Porogadus: Greek, poros = porous + Latin, gadus = a fish, cod? (Ref. 45335).
More on author: Alcock.
Environment: milieu / climate zone / depth range / distribution range
বাস্তুসংস্থান
সামুদ্রিক ব্যথিডিমারসাল সমুদ্র তলদেশবিহারী; গভীরতার পরিসীমা 1335 - 2310 m (Ref. 34024). Deep-water
Indo-West Pacific: widespread, from southern Japan, eastern Philippines and off New Caledonia; including northern Indian Ocean off western coast of India.
আকৃতি / ওজন / Age
Maturity: Lm ? range ? - ? cm
Max length : 64.0 cm TL পুরুষ/ লিঙ্গ অনিধর্ারিত ; (Ref. 49326)
Short description
সনাক্তকারী নির্দেশক | বহিঃ অঙ্গ সংস্থান | মরফোমেট্রিক্স
This species is distinguished by the following characters: precaudal vertebrae 15-17; first gill arch with long gill rakers 18-21, with very few intermittent patches; HL:HD 1.73-1.81; strong head spines on ethmoidal, lacrimal, prefrontal, interorbital, supraorbital, sphenotic, supratemporal, inner and outer posttemporal, inner and outer preopercular rims, and 5th infraorbital; opercular spine weak and flat; maxilla no scales; small opercular flap with ridges on lower part; lower lateral line pores until beginning of anal fin 15; moderately broad dentition patch on vomer with 1-3 rows of teeth, on palatines with 2-4 rows of teeth; otolith with single colliculum; OL:OH = 1.04-1.27; OL:TCL = 1.50-2.14 (Ref. 125143).
Uncommon species (Ref. 34024). Oviparous, with oval pelagic eggs floating in a gelatinous mass (Ref. 205).
Life cycle and mating behavior
Maturities | প্রজনন | Spawnings | Egg(s) | Fecundities | শুককীট
Schwarzhans, W.W. and P.R. Møller, 2021. Revision of the ‘dragon-head’ cusk eels of the genus Porogadus (Teleostei: Ophidiidae), with description of eight new species and one new genus. Zootaxa 5029(1):001-096. (Ref. 125143)
IUCN Red List Status (Ref. 130435)
Threat to humans
Harmless
Human uses
মৎস্য: আকর্ষণবিহীণ
হাতিয়ার
Special reports
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ইন্টারনেট সুত্র
Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5001 [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).
ট্রফিক পর্যায়ে (Ref.
69278): 3.7 ±0.6 se; based on size and trophs of closest relatives
স্থিতিস্থাপক (Ref.
120179): মাধ্যম , সর্বনিম্ন প্রজন দ্বিগুনের সময় ১.৪-৪.৪ বৎসর (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Moderate to high vulnerability (46 of 100).
