How to Identify Dorado

To identify Dorado (Salminus brasiliensis), look at these key features.

Physical Characteristics

Body shape

torpedo

Coloration

Brilliant golden-yellow to orange-gold on the flanks and back, fading to a lighter, sometimes silvery, belly. Fins are typically orange to reddish-orange, often with dark margins. A distinctive black spot is usually present on the caudal peduncle.

Scale type

cycloid

Mouth position

terminal

Distinctive features

Large, powerful head with a prominent lower jaw., Robust, muscular body, slightly compressed laterally., Large, conical, sharp teeth arranged in multiple rows on both jaws., Striking golden coloration., Adipose fin present., Large, well-developed scales.

Dorsal fin

Single, relatively short-based dorsal fin located mid-body, with 10-11 soft rays.

Tail fin

Large, deeply forked caudal fin, powerful and adapted for fast swimming.

Pectoral fin

Moderately sized, positioned low on the body.

Distinctive fins

Pelvic fins are abdominal. Anal fin is relatively short, located posterior to the dorsal fin. Adipose fin is small and fleshy, located between the dorsal and caudal fins.

Identification Tips

1. 1

   Coloration

   The vibrant golden-yellow to orange-gold body is a primary identifier, especially in clear water.

2. 2

   Body Shape and Size

   Its robust, torpedo-shaped body and large head distinguish it from many other characins. Adults can reach up to 1.3 meters (4.3 feet) in length and weigh over 30 kg (66 lbs), though typical sizes for anglers are 5-15 kg.

3. 3

   Dentition

   The prominent, sharp, conical teeth are characteristic of its predatory nature and are easily visible upon inspection of the mouth.

4. 4

   Caudal Spot

   A distinct black spot on the caudal peduncle (the narrow part of the body connecting to the tail fin) is often present and can aid in identification.

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