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Siluriformes (Catfishes) >
Loricariidae (Armored catfishes) > Hypostominae
Etymology: Hypancistrus: Greek, hypo = under + Greek, agkistron = hook (Ref. 45335).
Environment: milieu / climate zone / depth range / distribution range
Écologie
; eau douce benthopélagique. Tropical
South America: Upper Negro, Casiquiare and upper Orinoco River basin in Venezuela.
Taille / Poids / Âge
Maturity: Lm ? range ? - ? cm
Max length : 12.6 cm SL mâle / non sexé; (Ref. 41483)
Description synthétique
Clés d'identification | Morphologie | Morphométrie
Épines dorsales (Total) : 2; Rayons mous dorsaux (Total) : 7; Épines anales: 1; Rayons mous anaux: 3 - 4. Body coloration brown to black, with large white to yellow spots on the sides. Ventral surface from head to anus largely naked in adults, few small platelets on skin ventral to pectoral girdle. Lateral plates unkeeled although ventral row may have moderately elongate odontodes forming 1 or more keel-like rows on caudal peduncle. Cheek plates with 20-40 hypertrophied odontodes in adults. Caudal fin emarginate. Lateral line plates 22-24; below dorsal fin 7-8; interdorsal 3-5; adipose caudal 8-10; postanal 11-13; caudal peduncle 5.
Specimens collected from rocks and rapids. Stomach contents include algae and detritus; also seeds (dicotyledonous and monocotyledonous seeds) (Ref. 41483).
Life cycle and mating behavior
Maturité | Reproduction | Frai | Œufs | Fécondité | Larves
Female deposits the eggs in caves; male defends the spawning place.
Armbruster, J.W., 2002. Hypancistrus inspector: a new species of suckermouth armored catfish (Loricariidae: Ancistrinae). Copeia 2002(1):86-92. (Ref. 41483)
Statut dans la liste rouge de l'IUCN (Ref. 130435: Version 2024-1)
Menace pour l'homme
Harmless
Utilisations par l'homme
Outils
Articles particuliers
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Sources Internet
Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5039 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01549 (0.00719 - 0.03336), b=2.98 (2.81 - 3.15), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Niveau trophique (Ref.
69278): 2.0 ±0.00 se; based on food items.
Résilience (Ref.
120179): Milieu, temps minimum de doublement de population : 1,4 à 4,4 années (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).
