Eucinostomus is a genus of fish in the family Gerreidae. They are native to the Atlantic and ) (Big-eye mojarra); Eucinostomus jonesii (Günther, ) ( Slender mojarra); Eucinostomus melanopterus (Bleeker, ) (Flag-fin mojarra) . kingdom; Animalia: phylum; Chordata: class; Actinopterygii: order; Perciformes: family; Gerreidae: genus; Eucinostomus: species; Eucinostomus melanopterus. Body moderately deep, compressed; color silvery; black spot between 2nd and 3rd dorsal spines surrounded by a whitish area; snout pointed; lower jaw profile.
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In some areas they eucinnostomus caught with cast nets, beach seines, set nets, handlines, and bottom trawls where they are marketed fresh but in low demand or used as live bait. Found over sand or mud bottoms Ref. Also reported from Mauritania Ref. Reproduction is oviparous and occurs at sea. Found over sand or mud bottoms Ref.
Marketed fresh but not highly esteemed Ref. Their mouth is highly extensible, pointing downward when protruded. Short description Morphology Morphometrics Dorsal spines total: Sign our Guest Book. It is also very similar to the Pacific Flagfin Mojarra, Eucinostomus curraniwhich is a resident of the Pacific Ocean. Marine; freshwater; brackish; demersal; amphidromous Melanpterus.
Their head has a concave lower profile, large eyes, and a pointed snout. Entered by Luna, Susan M.
Eucinostomus melanopterus (Bleeker, 1863)
Their lateral line is slightly arched and their head and body are covered with rough scales. A coastal species entering estuaries, lower courses of coastal rivers, and lagoons Ref. Their pectoral fins are long and reach the anal fin origin. Meoanopterus dorsal fin is elevated at the front and deeply notched; it has nine spines and ten rays.
Eucinostomus – Wikipedia
Marine; freshwater; brackish; demersal; amphidromous Ref. Juveniles have dark vertical bars on melaopterus back and sides. Add your observation in Fish Watcher Native range All suitable habitat Point map Year This map was computer-generated and has not yet been reviewed. Its conspicuous black tip on dorsal fin is mimicked by juvenile guianan snooks, Centropomus mexicanusan example of aggressive mimicry Ref.
They are silvery white and the tip of their spiny dorsal fin has a wide black tip and a white band below, providing a key to identification. High, minimum population doubling time less than kelanopterus months Preliminary K or Fecundity.
Collaborators Pictures Stamps, Coins Misc. They reach a maximum length of 30 cm 12 inches. They are diadromous and migrate up to 30 miles between freshwaters and melanoptegus waters on cyclical and predictable schedules but not for breeding purposes.
Likely: Flagfin Mojarra (Eucinostomus melanopterus)
Forages at daytime in small groups, hovering close to the bottom and either picks off prey on the substrate or digs into it sifting the mouthed sediment through its opercular openings. Short description Morphology Morphometrics Dorsal spines total: Their anal fin has three slender spines, with the second spine being stronger and shorter than the third spine, and seven or eight rays. Their caudal fin is deeply forked. High, minimum population doubling time less than 15 months Preliminary K or Fecundity.
Entered by Luna, Susan M.
Phylogenetic diversity index Ref. Sign our Guest Book.
The Flagfin Mojarras are a schooling species found in shallow coastal areas over sandy and muddy bottoms, in lower coastal rivers, and in freshwater lagoons at depths up to feet and in water temperatures between 24 o C 75 o F and 28 o C 82 o F.