Investigation of Imposex in a Marine Gastropod Tibia curta (Sowerby II, 1842) at Gadani Ship Breaking Yards
Investigation of Imposex in a Marine Gastropod Tibia curta (Sowerby II, 1842) at Gadani Ship Breaking Yards
Seharish Munawar and Nuzhat Afsar*
Figure 1:
Map is showing collection sites (1-4).
Figure 2:
Showing scheme of imposex and Vas Deferens stages (VDS) (Oehlman et al., 1992).
Figure 3:
A- Tibia curta (dorsal and ventral view), B- Male with penis length (>70 mm), C- Imposex female with dissimilar tentacles, D and F- imposex with VDS formation, E- imposex female with pseudopenis, VDS formation and unequal eye spot.
Figure 4:
A showing % total number of individual at all four sites and B showing % male, female and imposex at collection sites.
June 2023
Vol.39, Iss. 2, Pages 298-572
