HomeFish encyclopediaRay-finned fishesCodsCodletsCodlet Codlet (Bregmaceros bathymaster) Scientific name: Bregmaceros bathymaster Jordan & Bollman, 1890 The Codlet (Bregmaceros bathymaster) is a marine fish of the family Bregmacerotidae. Native range: Eastern Pacific, western coast of Mexico, including the Gulf of California to the Gulf of Panama. BiologyDorsal spines (total): 0; Dorsal soft rays (total): 44-51; Anal spines: 0; Anal soft rays: 45 - 52; Vertebrae: 48 - 51. More than 50 lateral line scales; 10 scales in transverse series. Eye 3.0 in head. Depth 6.6 - 7 in standard length. The first dorsal fin consists of an elongate occipital ray. The caudal fin is well developed and separate from the dorsal and anal fins. Pelvic fins are jugular; the outer three rays are separate, thick, and elongate, extending well past the origin of the anal fin. Branchiostegal rays: 7-7.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameBregmaceros bathymasterFamilyBregmacerotidae (Codlets)OrderGadiformes (Cods)ClassActinopterygii (Ray-finned fishes)Maximum length10.0Depth range86 m (282 ft)EnvironmentMarine; pelagic-neritic; depth range 86 - ? mClimateSubtropicalDistributionEastern Pacific: western coast of Mexico, including the Gulf of California to the Gulf of Panama.Conservation status (IUCN)Least Concern (LC)Threat to humansHarmless SourcesTaxonomy, distribution and biology data: FishBase (Froese, R. and D. Pauly, eds.), licensed CC BY-NC 4.0.Last updated 27 September 2026