Actinopteri (ray-finned fishes) > Gobiiformes
(Gobies) > Gobiidae
(Gobies) > Gobiinae
Etymology: Priolepis: Greek, prio = to saw + Greek,lepis = scale (Ref. 45335); agrena: Name from the Greek agrenon, a net, alluding to the mesh-like pattern produced by the pigmented margins of the scale pocket; noun in apposition. More on authors: Winterbottom & Burridge.
Environment: milieu / climate zone / depth range / distribution range
Marine; reef-associated; non-migratory; depth range - 29 m (Ref. 10753), usually - m (Ref. ). Tropical; 0°C -
Western Central Pacific: known from 3 specimens from Philippines and Australia.
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 2.5 cm SL male/unsexed; (Ref. 10753); 2.5 cm SL (female)
Morphology | Morphometrics
soft rays: 8. Scale pockets strongly outlined with chromatophores. Fifth pelvic fin ray short (70-75% of fourth) with only a single branch point; characterized further by having longitudinal scale series 27-28; predorsal scales 12-15; ctenoid body scales, cycloid on pectoral fin base and breast; absence of scales on cheek and opercle of adult; absence of pelvic frenum; posterior nasal opening with raised rim, separate from anterior margin of eye; cheek with two horizontal rows of papillae; depth of body 4.0 in SL (Ref. 90102).
Inhabits reef crevices (Ref. 90102).
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Winterbottom, R. and M. Burridge, 1993. Revision of Indo-Pacific Priolepis species possessing a reduced transverse pattern of cheek papillae, and predorsal scales (Teleostei: Gobiidae). Can. J. Zool. 71:2056-2076. (Ref. 10753)
IUCN Red List Status (Ref. 124695)
Threat to humans
Common namesSynonymsMetabolismPredatorsEcotoxicologyReproductionMaturitySpawningSpawning aggregationFecundityEggsEgg development
ReferencesAquacultureAquaculture profileStrainsGeneticsAllele frequenciesHeritabilityDiseasesProcessingNutrientsMass conversion
Estimates based on models
Preferred temperature (Ref. 115969
): 26.4 - 29.3, mean 28.6 °C (based on 920 cells).
Phylogenetic diversity index (Ref. 82805
= 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01023 (0.00475 - 0.02204), b=3.03 (2.85 - 3.21), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245
Trophic level (Ref. 69278
): 3.1 ±0.2 se; based on size and trophs of closest relatives
Resilience (Ref. 120179
): High, minimum population doubling time less than 15 months (Preliminary K or Fecundity.).
Vulnerability (Ref. 59153
): Low vulnerability (10 of 100) .