Lightning Whelk
Sinistrofulgur sinistrum

3 dive sites
USS Massachusetts (BB-2)Warrington, Florida Panhandle, United StatesBest May–Sep3 mmWeeki Wachee SpringNorth Weeki Wachee, Florida, United StatesBest May–Jul3 mm
SylviaGulf Breeze, Florida, United StatesBest May–Aug3 mm
Sources: Species occurrences: OBIS (CC BY 4.0), GBIF.org