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Ophidiiformes (Cusk eels) >
Bythitidae (Livebearing brotulas)
Etymology: Tuamotuichthys: Derived from the name of the type locality, Tuamotu Archipelago and the Greek ichthys (fish), Tuamotu fish; marshallensis: Named for its type locality, the Marshall Islands..
More on authors: Nielsen, Schwarzhans, Møller & Randall.
Environment: milieu / climate zone / depth range / distribution range
Οικολογία
Θαλασσινό(ά) βαθυπελαγικό(ς); εύρος βάθους 46 - 536 m (Ref. 57891). Deep-water
Κατανομή
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Western Pacific: Marshall Islands.
Μέγεθος / Βάρος / Age
Maturity: Lm ?  range ? - ? cm
Max length : 12.0 cm SL (female)
Short description
Κλείδες προσδιορισμού | Μορφολογία | Μορφομετρία
Μαλακές ραχιαίες ακτίνες (συνολικά) : 78 - 81; Μαλακές εδρικές ακτίνες: 62; Σπόνδυλοι: 47 - 49. Tuamotuichthys marshallensisdiffers from T. bispinosus in the following characters: downward-directed part of the opercular spine hidden (vs. free); precaudal vertebrae 11 ( vs. 13); dorsal fin origin above vertebra no. 5 (vs. no. 8); hypobranchial rakers of anterior gill arch developed as one large or five smaller plates provided with small spines (vs. hypobranchial without rakers or plates); soft interorbital 5.8-6.3 % SL (vs. 3.8 % SL); maximum head depth 20.0–-1.5 % SL (vs. 13.5 % SL); body depth at origin of anal fin 18.5-20.5 % SL (vs. 14.5 % SL); head pores present on occiput and upper preoperculum (vs. absent); interorbital and occipital head pores present (vs. absent); no scales on top of head (vs. scales present); dorsal rim of otolith high (vs. rim flat) (Ref. 57891).
Life cycle and mating behavior
Maturities | Αναπαραγωγή | Spawnings | Egg(s) | Fecundities | Προνύμφες
Nielsen, J.G., W. Schwarzhans, P.R. Møller and J.E. Randall, 2006. Tuamotuichthys marshallensis, a new species of fish (Ophidiiformes, Bythitidae) from the Marshall Islands. Steenstrupia 29(2):169-173. (Ref. 57891)
IUCN Red List Status (Ref. 130435)
Threat to humans
Harmless
Human uses
Εργαλεία
Special reports
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Διαδικτυακές πηγές
Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.6250 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00457 (0.00179 - 0.01169), b=3.10 (2.87 - 3.33), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Τροφικό Επίπεδο (Ref.
69278): 3.4 ±0.5 se; based on size and trophs of closest relatives
Ελαστικότητα (Ref.
120179): Υψηλό, ελάχιστος χρόνος για διπλασιασμό πληθυσμού < 15 μήνες (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).