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Gobiiformes (Gobies) >
Gobiidae (Gobies) > Gobiinae
Etymology: Anatirostrum: Latin, anas = duck + Latin, rostrum = face (Ref. 45335).
More on author: Berg.
Environment: milieu / climate zone / depth range / distribution range
Ecologie
; zoet water bathydemersaal; diepte ? - 294 m (Ref. 2058). Temperate
Former USSR and Asia: Endemic to the southern part of the Caspian Sea.
Grootte / Gewicht / Leeftijd
Maturity: Lm ? range ? - ? cm
Max length : 3.9 cm TL mannelijk / geslacht onbekend; (Ref. 2058)
Korte beschrijving
Determinatiesleutels | Morfologie | Morfometrie
Dorsale stekels (totaal) : 4; Dorsale zachte stralen (totaal) : 9 - 11; Anale stekels: 1; Anale zachte stralen: 11; Wervels: 29. Distinguished by the following characters: body and head elongate, narrow; leathery barbel on chin, uniform light gray with dark gray speckles (Ref. 33724); fins: D1IV, D2 I/10, A I/11, P 14-16 (14:1, 15:2,16:1), V I/5+5/I, C 13 (branched rays) (1,13,1: 2; 2,13,1: 1; 1,13,2: 1), procurrent spines dorsal 2-4 (2:1,3:1,4:2) and ventral 2-3 (2: 1,3:3); scales absent; tiny platelets and granules, knob-like with few posteriad directed spines arranged as one or several irregular transverse rows or as patch, smallest on dorsal side of the head, larger on opercle and preopercle; premaxilla and dentary with caninoid teeth in 4-5 rows medially; outer row bears largest teeth;
no large canines developed (Ref. 36191).
Caught with a Sigsbee trawl at a depth of 294 m over white silt, on 22 April 1904 by the expedition of N.M. Knipovich (Ref. 2058).
Levenscyclus en paargedrag
Maturiteit | Voortplanting | Paaien | Eieren | Fecunditeit | Larven
Coad, B.W., 1998. Systematic biodiversity in the freshwater fishes of Iran. Ital. J. Zool. 65:101-108. (Ref. 31728)
Status op de Rode Lijst van het IUCN (Ref. 130435: Version 2024-2)
Gevaar voor de mens
Harmless
Gebruik door de mens
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Estimates based on models
Fylogenetische diversiteitsindex (Ref.
82804): PD
50 = 1.0000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00955 (0.00355 - 0.02566), b=3.03 (2.80 - 3.26), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Trofisch niveau (Ref.
69278): 3.1 ±0.3 se; based on size and trophs of closest relatives
Weerstandsvermogen (Ref.
120179): Hoog, minimale populatieverdubbelingstijd minder dan 15 maanden (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).
