FIGURE 4. Bathymetry of Jellyfish Lake, Mecherchar Island. The gray line with arrows indicates the area in the lake of our marine survey to 10 m deep for sea slugs along the north and east sides of the lake. Black circles indicate the transect and collecting stations for foraminifera used to estimate the depth distribution of Phanerophthalmus luteus. Map and transect from Lipps and Langer 1999.

Published as part of Ghiselin, Michael T. & Lipps, Jere H., 2019, The Sea Slug Phanerophthalmus luteus (Gastropoda: Opisthobranchia) and its Habitat and Ecology at the Marine Jellyfish Lake (Ongeim'l Tketau), Palau, Western Pacific Ocean, pp. 181-194 in Proceedings of the California Academy of Sciences 65 (8) on page 185, DOI: 10.5281/zenodo.12724849