Elasmobranchii (sharks and rays) > Squaliformes
(Bramble, sleeper and dogfish sharks) > Etmopteridae
Etymology: Aculeola: Latin aculeus = sting of an insect, 1828 (Ref. 45335). More on author: de Buen.
Environment / Climate / Range
Marine; demersal; depth range 110 - 560 m. Deep-water; 6°S - 37°S
Length at first maturity / Size / Weight / Age
Maturity: Lm ?, range 52 - 54 cm
Max length : 60.0 cm TL male/unsexed; (Ref. 247); 60.0 cm TL (female)
Southeast Pacific: Peru to central Chile.
Found on the continental shelf and upper slope. Feeding habits unknown but probably subsists on small fishes and invertebrates. Ovoviviparous, number of young at least three. Size at birth probably about 13 or 14 cm (size of full-term fetuses).
Ovoviviparous, number of young at least 3. Size at birth probably about 13 or 14 cm (size of full-term fetuses) (Ref. 247). Distinct pairing with embrace (Ref. 205).
Compagno, L.J.V., 1984. FAO Species Catalogue. Vol. 4. Sharks of the world. An annotated and illustrated catalogue of shark species known to date. Part 1 - Hexanchiformes to Lamniformes. FAO Fish. Synop. 125(4/1):1-249. Rome: FAO. (Ref. 247)
IUCN Red List Status (Ref. 96402)
CITES (Ref. 94142)
Threat to humans
Fisheries: of no interest
ReferencesAquacultureAquaculture profileStrainsGeneticsAllele frequenciesHeritabilityDiseasesProcessingMass conversion
Estimates of some properties based on models
Phylogenetic diversity index (Ref. 82805
= 1.0000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00339 (0.00150 - 0.00767), b=3.11 (2.91 - 3.31), based on LWR estimates for this Family-body shape (Ref. 93245
Trophic Level (Ref. 69278
): 3.9 ±0.5 se; Based on diet studies.
Resilience (Ref. 69278
): Very Low, minimum population doubling time more than 14 years (Fec=3).
Vulnerability (Ref. 59153
): Moderate to high vulnerability (47 of 100) .