Coryphaenoides brevibarbis

Coryphaenoides brevibarbis, Shortbarbel Grenadier. Source: FAO 1990.
Coryphaenoides brevibarbis, Shortbarbel Grenadier.
Source: FAO 1990.
FamilyScientific NameAuthorYearCommon Name
MacouridaeCoryphaenoides brevibarbis(Goode and Bean)1896Shortbarbel Grenadier

All Coryphaenoides Species: Anus not surrounded by a broad margin of naked black skin, located immediately anterior to anal fin (separated by 1 or 2 rows of scales at most). Branchiostegal rays 6. Spinous second ray of first dorsal fin serrated. Pelvic-fin rays 8-14 (rarely 7). Head covering tough, opaque, mostly covered with spinulated scales. No lens on chest or in front of anus. No gular striations.

Coryphaenoides brevibarbis

Unique Characteristics: Inner gill rakers on first arch 9-16. Snout rather short, blunt or bluntly pointed, 24-33% of head length. Upper jaw moderate to long, 34-49% of head length. Barbel 5-18% of head length.

Mandible with a single row of teeth. Spinules or scales disposed in slightly diverging rows. Head scaled except for gular and branchiostegal membranes, lower surface of snout and sub orbital region, lunate area on either side of the snout. Body pale brown, lips, lining of gill cavities and peritoneum blackish (https://www.fishbase.se/summary/27726)

Similar Species:

Coryphaenoides armatus, Abyssal Grenadier

Coryphaenoides armatus, Abyssal Grenadier. Source: FAO 2002.
Coryphaenoides armatus, Abyssal Grenadier.
Source: FAO 2002.

Abyssal Grenadier, Coryphaenoides armatus. Underside of snout mostly naked.  Premaxillary teeth in 1 or 2 rows.

Coryphaenoides carapinus, Carapine Grenadier

Coryphaenoides carapinus, Carapine Grenadier. Source: FAO 2002.
Coryphaenoides carapinus, Carapine Grenadier.
Source: FAO 2002.

Carapine Grenadier, Coryphaenoides carapinus. Underside of snout mostly naked. Premaxillary teeth in a narrow to broad band.Lower jaw with 2 or 3 rows of teeth. Snout relatively high, pointed, and protruding.

Coryphaenoides leptolepis, Ghostly Grenadier

Coryphaenoides leptolepis, Ghostly Grenadier. Source: FAO 2002.
Coryphaenoides leptolepis, Ghostly Grenadier.
Source: FAO 2002.

Ghostly Grenadier, Coryphaenoides leptolepis. Underside of snout mostly naked. Premaxillary teeth in a narrow to broad band. Lower jaw with 1 row of teeth. Snout low and blunt, barely protruding.

Coryphaenoides rupestris, Roundnose Grenadier

Coryphaenoides rupestris, Roundnose Grenadier. Source: FAO 2002.
Coryphaenoides rupestris, Roundnose Grenadier.
Source: FAO 2002.

Roundnose Grenadier, Coryphaenoides rupestris. Underside of snout fully scaled.

References

FAO 1990. (Cohen, D.M., Inada, T., Iwamoto, T., and N. Scialabba. 1990. FAO species catalogue. Vol. 10. Gadiform fishes of the world. (Order Gadiformes). An annotated and illustrated catalogue of cods, hakes, grenadiers, and other gadiform fishes known to date. FAO Fisheries Synopsis No. 125, Volume 10. 442 pp.

Goode, G.B. and T.H. Bean. 1895 (1896). Oceanic ichthyology, a treatise on the deep-sea and pelagic fishes of the world, based chiefly upon the collections made by the steamers Blake, Albatross, and Fish Hawk in the northwestern Atlantic, with an atlas containing 417 figures. Smithsonian Institution, United States National Museum, Special Bulletin. No. 30.