Monacoa grimaldii
No common name
Collection Details
Specimens
Photos
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Records
Taxonomic Hierarchy
Actinopterygii (Ray-finned Fishes)
Argentiniformes
Opisthoproctidae (Spookfishes)
Monacoa
Monacoa grimaldii
Description
This species account was compiled from
FishBase (Froese, R. and D. Pauly. Editors. 2025. FishBase. World Wide Web electronic publication. www.fishbase.org, version 04/2025.)
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Characters
Body shape: short and / or deep. Dorsal part of head transparent, ventral part and ventral 2/3 of body peppered with large melanophores; ventral surface of rear part of sole with 4 dark blotches (Ref. 6597). Body deep and anal fin on a vertical at posterior end of the sole, short based, rays directed posteriorly (Ref. 37473).
Distribution
Tropical to subtropical Atlantic and Pacific oceans.
Habitat Associations
Marine. bathypelagic. depth range 0-4750 m.
Biology
Mesopelagic (Ref. 58302). The limits of its distribution are marked by the 10°C isotherm and the 34, 8 %o isohaline (Ref. 6542).
Max length: 8.0 cm SL.
IUCN Red List Status: Least Concern (LC), assessed 2013-05-20. Resilience: High (Preliminary K or Fecundity.).
Commercial or Environmental Importance
Fisheries: of no interest.
References
Quéro, J.-C. (1990) Opisthroproctidae. p. 241-243. In J.C. Quero, J.C. Hureau, C. Karrer, A. Post and L. Saldanha (eds.) Check-list of the fishes of the eastern tropical Atlantic (CLOFETA). JNICT, Lisbon; SEI, Paris; and UNESCO, Paris. Vol. 1.
Smith, P.C. (1986) Opisthoproctidae. p. 216-218. In M.M. Smith and P.C. Heemstra (eds.) Smiths' sea fishes. Springer-Verlag, Berlin.
Venier, J. (1996) Balancing the Strait of Georgia model. p. 74-80. In D. Pauly and V. Christensen (eds.) Mass-balance models of North-eastern Pacific ecosystems. Fisheries Centre Research Reports 1996 4(1):131 p.
Bigelow, H.B., D.M. Cohen, M.M. Dick, R.H. Gibbs Jr., M. Grey, J.E. Morrow Jr., L.P. Schultz and V. Walters (1964) Fishes of the western North Atlantic. Part four. New Haven, Sears Found. Mar. Res., Yale Univ.
Bogutskaya, N.G. (2007) Preliminary assignment of coordinates to type localities in the Catalog of Fishes. Unpublished dbf file.
Hartel, K.E. and T.M. Orrell (2016) Opisthoproctidae. Barreleyes (spookfishes). p. 1759-1761. In K.E. Carpenter (ed.) FAO species identification guide for fishery purposes. The living marine resources of the Western Central Atlantic. Vol. 3: Bony fishes part 2 (Opistognathidae to Molidae), sea turtles and marine mammals.
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