Ribbonfish and Similar Species
Trachipterus trachypterus
Got a photo? Identify fish instantly with the Fishby app.
Open the appSeveral fish can be confused with Ribbonfish. Here are the key differences.
Species often confused with {name}
King of the Herrings
Regalecus glesne
Key differences: While also ribbon-like, Regalecus glesne (Oarfish) is much larger (up to 17 meters), has a more robust body, and its dorsal fin runs the entire length of the body with highly elongated, red anterior rays forming a prominent crest. Trachipterus trachypterus is generally smaller (up to 3 meters) and has a more delicate build.
Dealfish
Trachipterus arcticus
Key differences: Trachipterus arcticus (North Atlantic Dealfish) is very similar but typically has fewer dorsal fin rays (around 130-150) and a slightly different body depth to length ratio. T. trachypterus generally has more dorsal fin rays (150-180). Precise identification often requires meristic counts and geographical context.
Scalloped Ribbonfish
Trachipterus ishikawae
Key differences: Another species within the same genus, T. ishikawae, is primarily found in the Pacific. Differentiation often involves subtle morphological differences in fin ray counts, body proportions, and the presence/absence of specific markings, requiring expert examination.
Explore Ribbonfish
Identify fish anywhere
Free on iOS, Android, and Web. Photo identification, full species details, and more.