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Acropomatiformes (Oceanic basses) >
Epigonidae (Deepwater cardinalfishes)
Etymology: Epigonus: Greek, epi = over, in front + Greek, gonio = angle (Ref. 45335); marisrubri: The species is named marisrubri, the Latin translation of "Red Sea". The epithet is composed of the noun mare (sea, genitive case = maris) and the adjective rubrum (red, genitive case = rubri)..
Environment: milieu / climate zone / depth range / distribution range
Écologie
marin benthopélagique; profondeur 52 - 200 m (Ref. 93890). Tropical; 30°N - 29°N, 34°E - 35°E
Red Sea: Gulf of Aqaba, Jordan. Only known from the type locality, a coral reef area in front of the Marine Science Station in Aqaba, at the northern tip of the Gulf of Aqaba, Red Sea, where it was found at a depth of only 52 m. First record of the family Epigonidae from the Red Sea, representing the northermost occurrence in the Indian Ocean (Ref. 83754).
Taille / Poids / Âge
Maturity: Lm ? range ? - ? cm
Max length : 14.0 cm SL mâle / non sexé; (Ref. 93890)
Description synthétique
Morphologie | Morphométrie
Épines dorsales (Total): 8; Rayons mous dorsaux (Total): 10; Épines anales 2; Rayons mous anaux: 9; Vertèbres: 25. Epigonus marisrubri is distinguished from its congeners by the following combination of characters: dorsal-fin rays VII + I,10; anal-fin rays II,9; pectoral-fin rays 18; pored lateral line scales 48 or 49; gill-rakers 10+19-20; pyloric caeca 10; vertebrae 10 + 15; 2 pterygiophores between neural spines 9 and 10; pectoral fins long, reaching level of second dorsal-fin origin; caudal fin forked; tongue with a band of 2-4 rows of densely-set teeth on glossohyal; opercle with short, poorly ossified spine and 1-2 small spinelets; otolith oval, elongate, sulcus and cristae weakly developed (Ref. 83754).
Inhabits the coastal reef area and continental shelf. Reported from a coral reef area at a depth of 52 m (northern tip of the Gulf of Aqaba, Red Sea) (Ref. 93890).
Life cycle and mating behavior
Maturité | Reproduction | Frai | Œufs | Fécondité | Larves
Krupp, F., U. Zajonz and M.A. Khalaf, 2009. A new species of the deepwater cardinalfish genus Epigonus (Perciformes: Epigonidae) from the Gulf of Aqaba, Red Sea. aqua, Int. J. Ichthyol. 15(4):223-227. (Ref. 83754)
Statut dans la liste rouge de l'IUCN (Ref. 130435)
Menace pour l'homme
Harmless
Utilisations par l'homme
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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=0.00646 (0.00278 - 0.01501), b=3.09 (2.88 - 3.30), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Niveau trophique (Ref.
69278): 3.4 ±0.5 se; based on size and trophs of closest relatives
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).
