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Ovalentaria/misc (Various families in series Ovalentaria) >
Opistognathidae (Jawfishes)
Etymology: Anoptoplacus: Greek 'anoptos' (unseen) and 'plakos' (flat round plate), referring to the externally hidden and plate-like infraorbital bones; pygmaeus: Name from Latin 'pygmaeus' (dwarf or pygmy-like), referring to the diminutive size of this species.
Milieu: milieu / Klimaatzone / Diepte / verspreidingsgebied
Ecologie
marien demersaal; diepte 240 - 267 m (Ref. 114925). Tropical
Western Central Pacific: Mexico.
Grootte / Gewicht / Leeftijd
Maturiteit: Lm ?  range ? - ? cm
Max length : 2.3 cm SL (female)
Korte beschrijving
Determinatiesleutels | Morfologie | Morfometrie
Dorsale stekels (totaal) : 10 - 11; Dorsale zachte stralen (totaal) : 11; Anale stekels: 1; Anale zachte stralen: 9; Wervels: 26. This miniature species is distinguished by the following reductive character states: laterosensory canal system of head and body is reduced; scale rows in longitudinal series 20-23, oblique; with low number of caudal-fin rays (14 segmented, middle 10 branched, 4 procurrent); A I, 9; dorsal-fin elements total 20-21; upper lip darkly pigmented and presence of a black stripe on basal third to fourth of dorsal fin (Ref. 114925).
Body shape (shape guide): fusiform / normal; Cross section: oval.
Levenscyclus en paargedrag
Maturiteit | Voortplanting | Paaien | Eieren | Fecunditeit | Larven
Smith-Vaniz, W.F., 2017. Descriptions of a new genus and two new species of Caribbean deep-water jawfishes (Teleostei: Opistognathidae). J. Ocean Sci. Found. 26:46-58. (Ref. 114925)
Status op de Rode Lijst van het IUCN (Ref. 130435: Version 2025-2 (Global))
Gevaar voor de mens
Harmless
Gebruik door de mens
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Schattingen op basis van modellen
Fylogenetische diversiteitsindex (Ref. 82804) |
PD50 = 1.0000 [Uniqueness, from 0.5 = low to 2.0 = high]. |
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Bayesian length-weight
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a=0.01122 (0.00514 - 0.02450), b=3.04 (2.87 - 3.21), in cm total length, based on all LWR estimates for this body shape (Ref. 93245). |
Trofisch niveau (Ref. 69278) |
3.1 ±0.5 se; based on size and trophs of closest relatives |
Kwetsbaarheid van de visserij (Ref. 59153) |
Low vulnerability (10 of 100). 🛈 |