Classification / Names
Common names | Synonyms | Catalog of Fishes(genus, species) | ITIS | CoL | WoRMS | Cloffa
Actinopteri (ray-finned fishes) > Gobiiformes
(Gobies) > Gobiidae
(Gobies) > Gobiinae
Etymology: Phoxacromion: Name derived from the Greek 'phoxos' for pointed and 'akromion' meaning point of the shoulderblade, referring to the characteristic modification of cleithrum in the type species.; kaneharai: Named for H. Kanehara, who provided valuable information and underwater photographs of the species taken from its type locality.
Environment: milieu / climate zone / depth range / distribution range
Marine; benthopelagic; depth range 2 - 20 m (Ref. 84000). Subtropical
Northwest Pacific: Ryukyu Is., Japan.
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 2.2 cm SL male/unsexed; (Ref. 84000); 2.0 cm SL (female)
Morphology | Morphometrics
soft rays: 8;
Vertebrae: 26. This species is distinguished in having the following characters: an expanded lateral wing of the cleithrum with a distinct, anterolaterally-directed triangular mid-lateral margin; D VI-I,9; A I,8; head depressed, depth 75.7-86.7% of width; lower jaw robust and prominent; mental frenum undeveloped; gill opening narrow, extending dorsally to a horizontal line through base of third, fourth or fifth pectoral-fin ray; tongue relatively narrow, anterior tip rounded or near pointed; sensory papillae rows on cheek representing essentially a longitudinal pattern, with short row b not extending anteriorly to a vertical through middle of eye; row c uniserial and long; row cp transverse, comprising 2-3 papillae; sensory papillae 2-4 (usually 3 or 4) forming a transverse row just behind chin (= row f); sensory canals on head well developed, with pores B', C (unpaired), D (unpaired), E, F, G, H', K', L', M', N and O'; vertebrae 10+16+26; P-V 3/II II I I 0/9 (Ref. 84000).
Found solitary under rubbles on sandy and pebble bottoms in protected bays at depths of 2-3 m (Ref. 84000).
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Shibukawa, K., T. Suzuki and H. Senou, 2010. Phoxacromion kaneharai, a new genus and species of gobiid fish (Teleostei: Perciformes: Gobiidae) from the Ryukyu Islands, Japan. Bull. Natl. Mus. Nat. Sci., Ser. A, (Suppl. 4):107-117. (Ref. 84000)
IUCN Red List Status (Ref. 123251)
CITES (Ref. 123416)
Threat to humans
Common namesSynonymsMetabolismPredatorsEcotoxicologyReproductionMaturitySpawningSpawning aggregationFecundityEggsEgg development
ReferencesAquacultureAquaculture profileStrainsGeneticsAllele frequenciesHeritabilityDiseasesProcessingNutrientsMass conversion
Estimates based on models
Preferred temperature (Ref. 115969
): 20.5 - 26.2, mean 23.5 °C (based on 113 cells).
Phylogenetic diversity index (Ref. 82805
= 1.0000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00832 (0.00274 - 0.02524), b=3.07 (2.82 - 3.32), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245
Trophic level (Ref. 69278
): 3.1 ±0.3 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) .