Do Iliamna Lake Seals Warrant an Endangered Species Listing? Video – Last week, National Marine Fisheries Service officials made the decision to consider listing a harbor seal population in Lake Iliamna as endangered or threatened–yet another piece of wood on the controversial fire that is the Pebble Mine project.”It’s a small population of seals,”  Center for Biological Diversity biologist Kiersten Lippmann said. “There are only 250 to 350 individuals in the lake and small variations in their environment can push the population towards extinction.” continued