Como identificar Roncador
Sciaenidae sp.
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Abrir o appPara identificar Roncador (Sciaenidae sp.), observe estas características principais.
Características físicas
- Formato do corpo
- elongated
- Coloração
- Silvery-gray to brassy on the dorsal side, fading to white on the belly. Fins are typically yellowish, with a prominent black spot at the base of the pectoral fin.
- Tipo de escama
- ctenoid
- Posição da boca
- inferior
- Características distintivas
- Large, prominent black spot at the base of the pectoral fin., Deeply notched dorsal fin., Relatively small mouth., Absence of a barbel on the chin (distinguishes from some other croakers).
- Nadadeira dorsal
- Two dorsal fins; the first is spiny with 10-11 spines, and the second is soft-rayed with 1 spine and 20-24 soft rays. The two fins are deeply notched but connected.
- Nadadeira caudal
- Slightly emarginate to truncate caudal fin.
- Nadadeira peitoral
- Long and pointed, reaching beyond the tip of the pelvic fins, with a distinctive large black spot at its base.
- Nadadeiras características
- Anal fin with 2 spines and 7-8 soft rays. Pelvic fins are thoracic.
Dicas de identificação
- 1
Pectoral Fin Spot
The most reliable identifying feature is the large, distinct black spot at the base of the pectoral fin. This spot is usually larger and more prominent than in similar species.
- 2
Dorsal Fin
Observe the deeply notched dorsal fin, with a spiny anterior portion and a soft-rayed posterior portion. The number of spines and rays can be a distinguishing characteristic.
- 3
Mouth Position
The mouth is relatively small and inferior (downward-pointing), which is typical for bottom feeders in the Sciaenidae family.
- 4
Body Coloration
Note the silvery-gray to brassy body color, often with a yellowish tint to the fins.
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