Rypticus bistrispinus

Freckled soapfish
Scientific classification
Kingdom: Animalia
Phylum: Chordata
Class: Actinopterygii
Order: Perciformes
Family: Grammistidae
Genus: Rypticus
Species:
R. bistrispinus
Binomial name
Rypticus bistrispinus
(Mitchill, 1818)

Rypticus bistrispinus, also known as the freckled soapfish, is a species of soapfish native to the western Atlantic Ocean.[1] Like other soapfishes, it has glands in its skin that are able to produce an irritating, mildly toxic slime.[2]

Description

R. bistrispinus has a fusiform body shape and can grow to a maximum body length of 15 cm. The body has a dark reddish brown color, with the sides and belly being yellowish or cream. Covering it are dark red-brown spots. It has three spines on the vertical edge of the preopercle.[2]

Distribution

R. bistrispinus is distributed across the western Atlantic Ocean in areas near the Antilles, the Bahamas, Brazil and southern Florida. It is a solitary species inhabiting sandy bottoms strewn with rocks and rubble, rarely being seen in reefs.[2]

References

  1. ^ "Rypticus bistrispinus (Mitchill, 1818)". Catalogue of Life. Retrieved 29 January 2026.
  2. ^ a b c "Rypticus bistrispinus summary page". FishBase. Retrieved 29 January 2026.