HWWM 01 / What did Lake Merritt sound like before it was a lake?

Lake Merritt, the "crown jewel" that Oakland, California is built around, is not actually a lake but a tidal slough that once ebbed and flowed freely. The ecological diversity of "the lake" and it's usefulness to wildlife has been greatly diminished over 160 years of urbanization. This first episode attempts to imagine the impossible: What did Lake Merrit sound like before any humans arrived?