What is the chemical composition of seawater surrounding coral reefs?

Oil spills and pollutants can threaten entire reefs. Excessive nutrients from land sources, such as sewage and agricultural fertilizers, promote the growth of ... Oct 14, 2022 ... Coral bleaching is much more than an aesthetic loss. It is an environmental indicator: an omen of starving animals, a failing ocean ecosystem and a devastating ... Corals are animals, even though they may exhibit some of the characteristics of plants and are often mistaken for rocks. Coral, plant or animal? For several centuries, the nature of this strange organism, resembling small flowering trees attached to rocks at the bottom of the sea, ... Feb 28, 2025 ... What is coral? Did you know that coral is an animal and not a plant? The majority of corals are sessile, attaching themselves to the ocean floor ... Natural coral stone retains its rough, unprocessed texture, showcasing the fossilized marine life within the stone. It is slip-resistant and cool underfoot, ... Oct 15, 2024 ... A coral reef is a term used to describe the collective structure of hard corals that help shape a coral reef ecosystem. “A coral reef is a reef ... What is coral bleaching? Bleaching is a sign corals are under stress. Hard corals are the builders of coral reefs. They are made up of colonies of tiny ... When corals get stressed, from things such as heat or pollution, they react by expelling this algae, leaving a white skeleton behind. This is known as 'coral ... A busy ecosystem. Brightly colored smaller fishes live in and among the reef wedges and crevices, eating algae and keeping too much algae from growing and ...