Actinopteri (ray-finned fishes) > Notacanthiformes
(Halosaurs and deep-sea spiny eels) > Halosauridae
Etymology: Aldrovandia: Taken from Ulisse Aldrovandi, (1522-1605), a Renaissance naturalist and physician noted by his systematic and accurate observations of plants and animals (Ref. 45335). More on author: Günther.
Environment: milieu / climate zone / depth range / distribution range
Marine; bathypelagic; depth range 800 - 1315 m (Ref. 33731). Deep-water
Indo-West Pacific: Arabian sea between Maldives and Cape Comorin; Indonesia and Philippines.
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 43.0 cm SL male/unsexed; (Ref. 4517)
Morphology | Morphometrics
(total): 10-11. Body pinkish to chocolate-brown, head grayish-black or dark gray, snout black, fins light gray (Ref. 33731).
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Filatova, N.A., 1985. Halosaurs (Notacanthiformes) of the Indian Ocean. J. Ichthyol. 25(6):22-35. (Ref. 33731)
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
): 3.6 - 6.9, mean 5 °C (based on 261 cells).
Phylogenetic diversity index (Ref. 82805
= 0.5156 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00087 (0.00034 - 0.00226), b=3.07 (2.84 - 3.30), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245
Trophic level (Ref. 69278
): 3.3 ±0.4 se; based on size and trophs of closest relatives
Resilience (Ref. 120179
): Medium, minimum population doubling time 1.4 - 4.4 years (Preliminary K or Fecundity.).
Vulnerability (Ref. 59153
): Moderate vulnerability (36 of 100) .