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Ovalentaria/misc (Various families in series Ovalentaria) >
Embiotocidae (Surfperches)
Etymology: Micrometrus: Greek, mikros = small + Greek, metros = metre (Ref. 45335).
Eponymy: Aurora was the Roman goddess of the dawn. In the case of the goby, the name refers to the pattern on its caudal fin being ‘…reminiscent of the rising sun’. The name is often applied to species with pink/yellow colouration. (Ref. 128868), visit book page.
More on authors: Jordan & Gilbert.
Environment: milieu / climate zone / depth range / distribution range
Ecologia
marino demersale; distribuzione batimetrica 0 - 6 m (Ref. 96339). Subtropical; 38°N - 27°N, 123°W - 114°W
Eastern Pacific: Tomales Bay in northern California, USA to northern central Baja California, Mexico.
Size / Peso / Age
Maturity: Lm ?  range ? - ? cm
Max length : 18.0 cm TL maschio/sesso non determinato; (Ref. 2850)
Adults usually occur in shallow rocky areas; in tide pools and at depths up to 6.1 m. Feed on algae and small invertebrates (Ref. 2850). Viviparous, female carries the developing young (Ref. 205).
Life cycle and mating behavior
Maturità | Riproduzione | Deposizione | Uova | Fecundity | Larve
Viviparous, female carries the developing young (Ref. 205).
Eschmeyer, W.N., E.S. Herald and H. Hammann, 1983. A field guide to Pacific coast fishes of North America. Boston (MA, USA): Houghton Mifflin Company. xii+336 p. (Ref. 2850)
IUCN Red List Status (Ref. 130435: Version 2024-1)
Threat to humans
Harmless
Human uses
Strumenti
Special reports
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Estimates based on models
Preferred temperature (Ref.
123201): 12.9 - 17.8, mean 15.9 °C (based on 35 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.7500 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01318 (0.00547 - 0.03178), b=3.05 (2.84 - 3.26), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Trophic level (Ref.
69278): 2.7 ±0.3 se; based on diet studies.
Generation time: 3.0 ( na - na) years. Estimated as median ln(3)/K based on 1
growth studies.
Resilienza (Ref.
120179): Medio, tempo minimo di raddoppiamento della popolazione 1.4 - 4.4 anni (K=0.3).
Fishing Vulnerability (Ref.
59153): Low to moderate vulnerability (30 of 100).
Nutrients (Ref.
124155): Calcium = 164 [86, 345] mg/100g; Iron = 1.32 [0.81, 2.35] mg/100g; Protein = 18.7 [17.7, 19.7] %; Omega3 = 0.284 [0.163, 0.494] g/100g; Selenium = 12.4 [6.5, 26.4] μg/100g; VitaminA = 19.8 [6.4, 61.0] μg/100g; Zinc = 1.27 [0.88, 1.84] mg/100g (wet weight);