Aquatic Biomes

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Marine Snow

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Fluffy aggregates of organic matter (dead or decaying phytoplankton, zooplankton, fecal matter, and other debris) that continuously fall from the surface ocean towards the deep sea floor.

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Open Sea

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This area of the sea is also known as the pelagic zone.

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Oligotrophic Lake

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A type of lake characterized by low nutrient levels, high water clarity, and abundant dissolved oxygen.

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Ocean Acidification

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A major threat to coral reefs caused by increased CO2 levels in the atmosphere, leading to lower pH levels in ocean water.

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Delta

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A triangular shaped deposit at the mouth of a stream where it enters a large body of water.

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Estuary

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A coastal area where freshwater from rivers meets and mixes with saltwater from the ocean.

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Coral Reef

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A diverse underwater ecosystem held together by calcium carbonate structures secreted by corals.

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Biodiversity

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The variety of life in a particular habitat or ecosystem, crucial for ecosystem resilience.

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Nutrient Cycling

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The movement and exchange of organic and inorganic matter back into the production of living matter.

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Phytoplankton

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Microscopic plants that form the base of the aquatic food web, performing photosynthesis.