How to Identify Whiting

To identify Whiting (Merlangius merlangus), look at these key features.

Physical Characteristics

Body shape

elongated

Coloration

Dorsal side is typically yellowish-brown to dark blue-green, fading to silvery-white on the flanks and belly. A distinctive dark spot is usually present at the base of the pectoral fin.

Scale type

cycloid

Mouth position

terminal

Distinctive features

Three dorsal fins, Two anal fins, Absence of a chin barbel (or a very small, rudimentary one), Dark spot at the base of the pectoral fin, Lateral line is distinct and curves upwards over the pectoral fin

Dorsal fin

Three separate dorsal fins. The first is short, the second is long, and the third is also long but slightly shorter than the second.

Tail fin

Caudal fin is truncate or slightly emarginate.

Pectoral fin

Pectoral fins are relatively long and pointed, with a characteristic dark spot at their base.

Distinctive fins

Pelvic fins are small and located anterior to the pectoral fins.

Identification Tips

1. 1

   Chin Barbel

   Whiting typically lack a chin barbel, or it is very small and rudimentary, unlike many other gadoids (e.g., cod, haddock) which have a prominent one.

2. 2

   Pectoral Fin Spot

   A distinct dark spot at the base of the pectoral fin is a key identifying feature.

3. 3

   Dorsal Fins

   Possesses three dorsal fins, with the second being the longest.

4. 4

   Body Shape and Coloration

   Slender, silvery body with a darker back and a distinct lateral line that curves upwards over the pectoral fin.

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