Actinopterygii (ray-finned fishes) > Lampriformes
(Velifers, tube-eyes and ribbonfishes) > Regalecidae
Etymology: Regalecus: Latin, regalis = belonging to a king (Ref. 45335).
Environment / Climate / Range
Marine; bathypelagic. Deep-water
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 540 cm SL male/unsexed; (Ref. )
Morphology | Morphometrics
A rare species mainly offshore, sometimes drifting to coastal regions (Ref. 41299). Length based on occurrence record from Taiwan.
Masuda, H., K. Amaoka, C. Araga, T. Uyeno and T. Yoshino, 1984. The fishes of the Japanese Archipelago. Vol. 1. Tokai University Press, Tokyo, Japan. 437 p. (text).
IUCN Red List Status (Ref. 90363)
Threat to humans
Common namesSynonymsMetabolismPredatorsEcotoxicologyReproductionMaturitySpawningFecundityEggsEgg development
ReferencesAquacultureAquaculture profileStrainsGeneticsAllele frequenciesHeritabilityDiseasesProcessingMass conversion
CollaboratorsPicturesStamps, CoinsSoundsCiguateraSpeedSwim. typeGill areaOtolithsBrainsVision
Estimates of some properties based on empirical models
Phylogenetic diversity index (Ref. 82805
= 0.6875 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00102 (0.00046 - 0.00225), b=3.06 (2.04 - 4.58), based on all LWR estimates for this BS (Ref. 93245
Trophic Level (Ref. 69278
): 4.6 ±0.6 se; Based on size and trophs of closest relatives
Resilience (Ref. 69278
): Very Low, minimum population doubling time more than 14 years ().
Vulnerability (Ref. 59153
): Very high vulnerability (90 of 100) .