>
Eupercaria/misc (Various families in series Eupercaria) >
Lutjanidae (Snappers) > Etelinae
Etymology: Randallichthys: After John Randall, marine biologist, Bishop Museum of Hawaii; he worked in systematic ichthyology with fishes of Indopacific region + Greek, ichthys = fish.
Eponymy: Dr John ‘Jack’ Ernest Randall Jr. [...] (Ref. 128868), visit book page.
Environment: milieu / climate zone / गहराई सीमा / distribution range
पारिस्थितिकी
समुद्री बेनथोपिलाजिक; गहराई सीमा 150 - 300 m (Ref. 55). Deep-water; 35°N - 24°S, 121°E - 147°W (Ref. 55)
Pacific Ocean: known only from the Hawaiian Islands, Cook Islands, New Caledonia, and Okinawa, Japan but probably widespread in the area. Recently recorded from Tonga (Ref. 53797). Eastern Indian Ocean: Scott Reefs, northwestern Australia (Ref. 82665).
आकार / वज़न / Age
परिपक्व अवधि: Lm ? range ? - ? cm
Max length : 50.0 cm SL पुल्लिंग / अलिंग; (Ref. 9821); common length : 40.0 cm SL पुल्लिंग / अलिंग; (Ref. 9821)
पृष्ठीय रीढ़ (सम्पूर्ण) : 10; पृष्ठीय सौफट रेज़ (सम्पूर्ण) : 12; गुदा कांटा: 3; ऐनल सौफट रेज़: 9. Head blunt. Interorbital space flat. Eye large. Preorbital bone relatively narrow. Snout short. Lower jaw protruding. Pectoral fins short, not reaching level of anus. Lower lobe of caudal fin with some rays excessively produced and filamentous in young. Scale rows on back parallel to lateral line. Overall color rosy red with a yellowish tinge; the dorsal fin grayish, the outer edge of its spinous portion black; the outer edge of the pelvic fins also black.
Body shape (shape guide): fusiform / normal; Cross section: oval.
Adults are found on rocky bottoms in relatively deep water (Ref. 55). Marketed fresh (Ref. 55).
Life cycle and mating behavior
परिपक्व अवधि | पुनरुत्पत्ति | मछलीऔ का अंडे देना | अंडे | Fecundity | लार्वा
Allen, G.R., 1985. FAO Species Catalogue. Vol. 6. Snappers of the world. An annotated and illustrated catalogue of lutjanid species known to date. FAO Fish. Synop. 125(6):208 p. Rome: FAO. (Ref. 55)
IUCN Red List Status (Ref. 130435: Version 2025-1)
Threat to humans
Harmless
Human uses
मात्स्यिकी: लघु वाणिज्य
साधन
Special reports
Download XML
इंटरनेट स्रोत
Estimates based on models
Preferred temperature (संदर्भ
123201): 13.3 - 23.4, mean 19.3 °C (based on 11 cells).
Phylogenetic diversity index (संदर्भ
82804): PD
50 = 1.0000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01549 (0.00709 - 0.03381), b=2.95 (2.77 - 3.13), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Trophic level (संदर्भ
69278): 4.0 ±0.4 se; based on size and trophs of closest relatives
लौटाव (संदर्भ
120179): माध्यम, न्यूनतम जनसंख्या दुगनी होने का समय 1.4 - 4.4 वर्ष। (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Moderate vulnerability (44 of 100).
🛈
![Image of Randallichthys filamentosus (Randall\](/images/thumbnails/jpg/tn_Rafil_u2.jpg "Image of Randallichthys filamentosus (Randall\")
