Observing a grebe consuming only tiny crustaceans is most likely indicative of foraging in which type of habitat?

Answer

A shallow, muddy alkali flat

The text suggests that an observer watching a shallow, muddy alkali flat will likely only see the grebes consuming tiny crustaceans, as opposed to seeing more fish consumption near clear, rocky-bottomed lakes.

Observing a grebe consuming only tiny crustaceans is most likely indicative of foraging in which type of habitat?
fooddietbirdanimalGrebe