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Acropomatiformes (Oceanic basses) >
Hemerocoetidae (Indo-Pacific duckbills)
Etymology: Dactylopsaron: Greek, daktyleys, -eos = a kind of grey mullet + Greek, psaron = with different colours, grey (Ref. 45335); dimorphicum: Named in reference to the sexual dimorphism observed in this species.
Environment: milieu / climate zone / depth range / distribution range
पारिस्थितिकी
समुद्री बाथीड़िमरसल; गहराई सीमा 240 - 345 m (Ref. 41739). Deep-water
Southeast Pacific: western part of the Sala y Gomez Ridge, and at the junction between this ridge and the Nazca Ridge.
आकार / वज़न / Age
Maturity: Lm ? range ? - ? cm
Max length : 2.9 cm SL पुल्लिंग / अलिंग; (Ref. 41739)
Short description
पहचान कुंजी | आकृति विज्ञान | मौरफोमैटरिक्स
पृष्ठीय रीढ़ (सम्पूर्ण) : 3 - 5; पृष्ठीय सौफट रेज़ (सम्पूर्ण) : 20 - 22; गुदा कांटा: 0; ऐनल सौफट रेज़: 23 - 25. Sexual dimorphism in the structure of the first dorsal fin, first ray thickened and very long in males, slender and short in females; large head, 2.3-2.6 times in SL (Ref. 41739).
Life cycle and mating behavior
परिपक्व अवधि | पुनरुत्पत्ति | मछलीऔ का अंडे देना | अंडे | Fecundity | लार्वा
Parin, N.V., 1990. Percophid fishes (Percophidae) from the Sala y Gomez Ridge (Southeast Pacific). J. Ichthyol. 30(1):68-79. (Ref. 41739)
IUCN Red List Status (Ref. 130435: Version 2024-1)
Threat to humans
Harmless
Human uses
साधन
Special reports
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इंटरनेट स्रोत
Estimates based on models
Preferred temperature (Ref.
123201): 4.4 - 12.6, mean 10.6 °C (based on 40 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 1.0000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00389 (0.00180 - 0.00842), b=3.12 (2.94 - 3.30), in cm total length, based on all LWR estimates for this body shape (Ref.
93245).
Trophic level (Ref.
69278): 3.1 ±0.4 se; based on size and trophs of closest relatives
लौटाव (Ref.
120179): ऊंचा, न्यूनतम जनसंख्या दुगनी समय अवलागत 15 महीने। (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).
