Como identificar Barracuda-bicuda

Para identificar Barracuda-bicuda (Sphyraena viridensis), observe estas características principais.

Características físicas

Formato do corpo

torpedo

Coloração

Dorsal side typically dark grey to greenish-blue, fading to silvery-white on the flanks and belly. Often exhibits faint, irregular dark bars or blotches on the sides, which can be more pronounced in juveniles or when stressed. The caudal fin is often yellowish, especially in younger individuals, giving rise to the 'Yellowmouth Barracuda' common name.

Tipo de escama

cycloid

Posição da boca

superior

Características distintivas

Elongated, cylindrical body with a pointed head., Large, prominent mouth extending to below the eye., Two distinct dorsal fins, widely separated., Powerful, conical teeth of varying sizes, including large canines., Lateral line is straight and prominent.

Nadadeira dorsal

Two widely separated dorsal fins. The first dorsal fin has 5 strong spines; the second dorsal fin has 1 spine and 9 soft rays. The first dorsal fin originates posterior to the pectoral fin base.

Nadadeira caudal

Strongly forked caudal fin, often yellowish.

Nadadeira peitoral

Relatively small, positioned low on the body.

Nadadeiras características

Pelvic fins are small and abdominal, located beneath the first dorsal fin.

Dicas de identificação

1. 1

   Body Shape and Size

   Look for a long, slender, torpedo-shaped body, typically reaching up to 100-120 cm (39-47 inches) in length, with some individuals exceeding 150 cm (59 inches) and weights up to 12 kg (26 lbs).

2. 2

   Mouth and Teeth

   Observe the large, pointed head with a prominent lower jaw extending beyond the upper jaw. The mouth is armed with numerous sharp, conical teeth, including larger canines, visible even when the mouth is closed.

3. 3

   Dorsal Fins

   Note the two distinctly separated dorsal fins. The first dorsal fin is spiny, and the second is soft-rayed. This separation is a key barracuda characteristic.

4. 4

   Coloration

   Identify the dark grey to greenish-blue back, silvery sides, and white belly. Faint, irregular dark bars or blotches may be present on the sides, especially in younger fish. The yellowish caudal fin is often a good indicator.

5. 5

   Lateral Line

   The lateral line is straight and runs along the midline of the body, distinguishing it from some other elongated fish species.

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