Actinopterygii (ray-finned fishes) > Perciformes
(Perch-likes) > Callionymidae
Etymology: Synchiropus: Greek, syn, symphysis = grown together + Greek, cheir = hand + Greek, pous = foot (Ref. 45335). More on author: Schultz.
Environment: milieu / climate zone / depth range / distribution range
Marine; reef-associated; depth range 1 - 15 m (Ref. 48636). Tropical; 19°N - 24°S
Pacific Ocean: Philippines, Palau, Marshall Islands, and Tuamoto Islands. Reported from Rotuma, Fiji (Ref. 10708) and Tonga (Ref. 53797).
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 3.0 cm TL male/unsexed; (Ref. 48636)
Morphology | Morphometrics
Occurs in sandy areas of lagoon and seaward reefs (Ref. 1602). Occurs in small groups among algae or low green weeds to about 15 m depth (Ref. 48636). Feeds on small benthic invertebrates (Ref. 89972). Minimum depth of 1 m reported from Ref. 90102.
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Myers, R.F., 1991. Micronesian reef fishes. Second Ed. Coral Graphics, Barrigada, Guam. 298 p. (Ref. 1602)
IUCN Red List Status (Ref. 120744)
CITES (Ref. 118484)
Threat to humans
Common namesSynonymsMetabolismPredatorsEcotoxicologyReproductionMaturitySpawningSpawning aggregationFecundityEggsEgg development
ReferencesAquacultureAquaculture profileStrainsGeneticsAllele frequenciesHeritabilityDiseasesProcessingMass conversion
Estimates based on models
Preferred temperature (Ref. 115969
): 25.8 - 29.3, mean 28.6 (based on 1445 cells).
Phylogenetic diversity index (Ref. 82805
= 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01148 (0.00459 - 0.02870), b=2.92 (2.71 - 3.13), 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) .