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Ovalentaria/misc (Various families in series Ovalentaria) >
Pomacentridae (Damselfishes) > Microspathodontinae
Etymology: Nexilosus: Latin, nexilis, -e =tied, united.
Environment: milieu / climate zone / depth range / distribution range
Écologie
marin récifal; non migrateur; profondeur 1 - 10 m (Ref. 9334). Tropical
Southeast Pacific: Peru and northern Chile, including the Galapagos Islands.
Taille / Poids / Âge
Maturity: Lm ? range ? - ? cm
Max length : 30.0 cm SL mâle / non sexé; (Ref. 7247); poids max. publié: 379.00 g (Ref. 53696)
Description synthétique
Clés d'identification | Morphologie | Morphométrie
Épines dorsales (Total) : 13; Rayons mous dorsaux (Total) : 17 - 19; Épines anales: 2; Rayons mous anaux: 13 - 14.
Adults inhabit rocky coasts (Ref. 9334). Feed on benthic algae and invertebrates (Ref. 28023). Oviparous, distinct pairing during breeding (Ref. 205). Eggs are demersal and adhere to the substrate (Ref. 205). Males guard and aerate the eggs (Ref. 205).
Life cycle and mating behavior
Maturité | Reproduction | Frai | Œufs | Fécondité | Larves
Oviparous, distinct pairing during breeding (Ref. 205). Eggs are demersal and adhere to the substrate (Ref. 205). Males guard and aerate the eggs (Ref. 205).
Allen, G.R., 1991. Damselfishes of the world. Mergus Publishers, Melle, Germany. 271 p. (Ref. 7247)
Statut dans la liste rouge de l'IUCN (Ref. 130435: Version 2024-2)
Menace pour l'homme
Harmless
Utilisations par l'homme
Outils
Articles particuliers
Télécharger en XML
Sources Internet
Estimates based on models
Preferred temperature (Ref.
123201): 18.1 - 23.9, mean 20.4 °C (based on 104 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 1.0000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01862 (0.01013 - 0.03425), b=3.04 (2.88 - 3.20), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref.
93245).
Niveau trophique (Ref.
69278): 3.1 ±0.33 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 to moderate vulnerability (27 of 100).
Nutrients (Ref.
124155): Calcium = 54.6 [28.9, 89.4] mg/100g; Iron = 0.556 [0.331, 0.899] mg/100g; Protein = 18.5 [17.3, 19.6] %; Omega3 = 0.0887 [, ] g/100g; Selenium = 22.7 [12.6, 42.3] μg/100g; VitaminA = 71 [20, 235] μg/100g; Zinc = 1.29 [0.90, 1.87] mg/100g (wet weight);
