Fig. 1. Geographic location (A) and schematic of the collection sites (B) of the
fish eggs. P. antarcticum (Pa) eggs were collected from the
platelet ice in Terra Nova Bay. G. acuticeps (Ga) eggs were
found on the shallow bottom near McMurdo Station on Ross Island during several
seasons. P. borchgrevinki (Pb) eggs were found in a crevice
in the side of an iceberg near Cape Evans, Ross Island. All eggs were
collected from below sea ice cover.