Teleostei (teleosts) >
Perciformes/Serranoidei (Groupers) >
Grammistidae (Soapfishes)
Etymology: Rypticus: Greek, ryptikos, -e, -on = easy to wash (Ref. 45335); courtenayi: Named for Walter R. Courtenay.
Eponymy: Dr Walter Rowe Courtenay, Jr (1933–2014) was an American ichthyologist and oceanographer. [...] (Ref. 128868), visit book page.
Environment: milieu / climate zone / depth range / distribution range
Ecology
Marine; reef-associated; depth range 6 - 11 m (Ref. 40934). Tropical
Eastern Pacific: Revillagigedo Islands, Mexico.
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 19.0 cm SL male/unsexed; (Ref. 40934)
Dorsal spines (total): 2; Dorsal soft rays (total): 23 - 26; Anal soft rays: 15 - 17; Vertebrae: 24. Body, excluding cheeks, with small, well-defined cream spots on dark background, concentrated in the anterodorsal field; spotting relatively sparse, usually lacking on median fins. Body and head, excluding lips with embedded scales; posterior limb of maxillary scaled. Dorsal spines 2 (rarely 3). Lower jaw only slightly projecting, sometimes with fleshy protuberance. In > 6.5 cm SL specimens, there are numerous, small pores in patches along the ventral surface of lower jaw; those along margin of preopercle confined to patches (Ref. 40934).
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Heemstra, P.C., 1995. Serranidae. Meros, serranos, guasetas, enjambres, baquetas, indios, loros, gallinas, cabrillas, garropas. p. 1565-1613. In W. Fischer, F. Krupp, W. Schneider, C. Sommer, K.E. Carpenter and V. Niem (eds.) Guia FAO para Identification de Especies para lo Fines de la Pesca. Pacifico Centro-Oriental. 3 Vols. FAO, Rome. (Ref. 9342)
IUCN Red List Status (Ref. 130435: Version 2024-2)
Threat to humans
Harmless
Human uses
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Internet sources
Estimates based on models
Preferred temperature (Ref.
123201): 25.1 - 29.1, mean 28 °C (based on 63 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5010 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01738 (0.00671 - 0.04504), b=3.01 (2.78 - 3.24), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Trophic level (Ref.
69278): 3.9 ±0.7 se; based on size and trophs of closest relatives
Fishing Vulnerability (Ref.
59153): Low vulnerability (13 of 100).