Actinopterygii (ray-finned fishes) > Cetomimiformes
(Whalefishes) > Rondeletiidae
Etymology: Rondeletia: Guillaume Rondeleti, French naturalist, 1507-1560, teacher in Montpellier, he drew the fishes he had observed. It also exists the genus Rondeletia in botanics (familiy Cinchonaceae, 1771) (Ref. 45335).
Environment: milieu / climate zone / depth range / distribution range
Marine; bathypelagic; depth range 100 - 3500 m (Ref. 74511). Deep-water; 67°N - 42°S, 180°W - 180°E
Worldwide in tropical to temperate seas. Atlantic Ocean: between 38°N and 40°S; reported from Iceland (Ref. 12462). Indian Ocean: between 20°N and 39°S. Pacific Ocean: between 45°N and 42°S. South China Sea and East China Sea (Ref.74511).
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 11.0 cm SL male/unsexed; (Ref. 4501)
Diurnal depths from 750 m, migrating to 100 m at night. Feeds on amphipod and crustacean remains (Ref. 6716).
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Paxton, J.R. and D.J. Blake, 1990. Rondeletiidae. p. 609. In J.C. Quero, J.C. Hureau, C. Karrer, A. Post and L. Saldanha (eds.) Check-list of the fishes of the eastern tropical Atlantic (CLOFETA). JNICT, Lisbon; SEI, Paris; and UNESCO, Paris. Vol. 2. (Ref. 4501)
IUCN Red List Status (Ref. 119314)
CITES (Ref. 115941)
Threat to humans
Fisheries: of no interest
Common namesSynonymsMetabolismPredatorsEcotoxicologyReproductionMaturitySpawningSpawning aggregationFecundityEggsEgg development
ReferencesAquacultureAquaculture profileStrainsGeneticsAllele frequenciesHeritabilityDiseasesProcessingMass conversion
Estimates of some properties based on models
Preferred temperature (Ref. 115969
): 2.5 - 9, mean 4.6 (based on 3315 cells).
Phylogenetic diversity index (Ref. 82805
= 1.0000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01514 (0.00538 - 0.04254), b=3.05 (2.81 - 3.29), in cm Total Length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245
Trophic Level (Ref. 69278
): 3.4 ±0.52 se; Based on food items.
Resilience (Ref. 69278
): High, minimum population doubling time less than 15 months (K=0.4).
Vulnerability (Ref. 59153
): Low to moderate vulnerability (29 of 100) .