Teleostei (teleosts) >
Blenniiformes (Blennies) >
Labrisomidae (Labrisomids)
Etymology: Malacoctenus: Greek, malakos = soft + Greek, kteis, ktenos = comb (Ref. 45335).
Eponymy: This is a toponym referring to the Pearl Islands (Archipiélago de las Perlas) in the Gulf of Panama; the type locality. (Ref. 128868), visit book page.
More on author: Fowler.
Environment: milieu / climate zone / depth range / distribution range
Ecology
Marine; demersal. Tropical
Eastern Pacific Ocean: from Panama and Costa Rica. Former subspecies Malacoctenus margaritae mexicanus elevated to species level (Ref. 82814).
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 6.5 cm TL male/unsexed; (Ref. 11482)
Malacoctenus margaritae differs from Malacoctenus mexicanus by the following characters: symphysial pores 1-4, usually 2-4 (vs. 1-4, usually 1); scales between anterior lateral line and the dorsal contour 3-4, usually 3 (vs. 4-5, usually 4); length of the third pelvic-fin ray is shorter and body marking is considerably more distinct in Malacoctenus margaritae (Ref. 82814).
Feeds on invertebrates.
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Allen, G.R. and D.R. Robertson, 1994. Fishes of the tropical eastern Pacific. University of Hawaii Press, Honolulu. 332 p. (Ref. 11482)
IUCN Red List Status (Ref. 130435: Version 2024-2)
Threat to humans
Harmless
Human uses
Tools
Special reports
Download XML
Internet sources
Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00933 (0.00410 - 0.02122), b=3.10 (2.91 - 3.29), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Trophic level (Ref.
69278): 3.5 ±0.37 se; based on food items.
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).
Nutrients (Ref.
124155): Calcium = 398 [217, 876] mg/100g; Iron = 1.56 [0.95, 2.73] mg/100g; Protein = 17.9 [17.0, 18.8] %; Omega3 = 0.262 [0.140, 0.491] g/100g; Selenium = 28.1 [13.1, 60.4] μg/100g; VitaminA = 62.1 [19.6, 187.3] μg/100g; Zinc = 2.31 [1.56, 3.38] mg/100g (wet weight);