Frigidoalvania brychiaFrigidoalvania brychia is a species of minute sea snail, a marine gastropod mollusc or micromollusc in the family Rissoidae.DistributionThe species has been reported from Saguenay Fjord and Gulf of Saint Lawrence in Canada as well as the Gulf of Maine in the North Atlantic Ocean.DescriptionThe maximum recorded shell length is 5 mm.HabitatMinimum recorded depth is 186 m. Maximum recorded depth is 2359 m.