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Gobiiformes (Gobies) >
Gobiidae (Gobies) > Gobiinae
Etymology: Eviota: No etymology given, suggested by Christopher Scharpt: from Latin 'eu' for 'true' and 'iota' for anything very small, in combination 'truly very small' referring to it as being the smallest vertebrate at the time it has benn described by Jenkins (thus, making the suggestion by Scharpt plausible.; specca: Name based on the Anglo/Saxon 'specca' for speckled, referring to the heavy speckling of chromatophores over the body; noun in apposition.
Environment: milieu / climate zone / depth range / distribution range
Ecologia
marino; distribuzione batimetrica 5 - 14 m (Ref. 95167). Subtropical
Distribuzione
Stati | Aree FAO | Ecosystems | Presenze | Point map | Introduzioni | Faunafri
Northwest Pacific: Japan, Ryukyu Is..
Size / Peso / Age
Maturity: Lm ?  range ? - ? cm
Max length : 1.2 cm SL maschio/sesso non determinato; (Ref. 95167)
Short description
Chiavi di identificazione | Morfologia | Morfometria
Spine dorsali (totale) : 7; Raggi dorsali molli (totale) : 8; Spine anali: 1; Raggi anali molli: 8; Vertebre: 26. This species is distinguished from its congeners by the following set of characters: cephalic sensory pore system pattern 1 (complete); 8/8 dorsal/anal-fin formula; body heavily sprinkled with chromatophores; upper pectoral-fin base pigmented; 4 subcutaneous body bars between anal-fin origin and caudal-fin base; occipital spot absent; pale opercular membrane; first dorsal fin sprinkled with small melanophores and chromatophores; caudal peduncle with no distinct dark spot or bar; cheek crossed by dark lines, red spots absent (Ref. 95167).
Life cycle and mating behavior
Maturities | Riproduzione | Spawnings | Egg(s) | Fecundities | Larve
Greenfield, D.W., T. Suzuki and K. Shibukawa, 2014. Two new dwarfgobies of the genus Eviota from the Ryukyu Islands, Japan (Teleostei: Gobiidae). Zootaxa 3774(5):481-488. (Ref. 95167)
IUCN Red List Status (Ref. 130435)
Threat to humans
Harmless
Human uses
Strumenti
Special reports
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Estimates based on models
Preferred temperature (Ref.
123201): 20.5 - 26.3, mean 23.3 °C (based on 102 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00708 (0.00333 - 0.01504), b=3.09 (2.92 - 3.26), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Trophic level (Ref.
69278): 2.9 ±0.3 se; based on size and trophs of closest relatives
Resilienza (Ref.
120179): Alto, tempo minimo di raddoppiamento della popolazione meno di 15 mesi (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).