02:37
Living Together: Coral Reefs: Structures and Communities
Sometimes referred to as the rain forest of the sea, coral reefs are home to a diverse array of producers, consumers and scavengers. Collectively, these comprise a dynamic ecosystem that is, in every sense of the word, a community.
01:12
The Ocean's Memory: Biogenous Sediments
While most sediments are terrigenous, there are other sediments that are also found in the marine environment. Biogenous sediments are those that form from the shells or skeletons of marine animals.