Marine Organisms

Many details of life underwater are really fascinating, including the biology of sea animals and the study of the waters. Here are some great details about marine organisms.

The sea mammals, animals, and organisms are very impactful on the sea’s environment. Organisms such as starfish, fish, seaweed, phytoplankton, and corals. These living organisms are important for the oceans since it is impactful for oceanic life and keep populations, habitats, oxygen, and biodiversity.

Sea mammals such as orcas, fish, and squid help population diversity. Apex predators like sharks and other sea predators keep the population intact, while prey like fish provide hundreds to millions of baby fish, and also can provide food sources for humans and animals.

Aquatic food webs are a key environmental factor for the oceans, and keep populations, food chains, and food webs intact. Humans eat fish and sea plants across the ocean, as the sea animals support a population and maintain oceanic ecosystems, providing food and a great environment.

Marine mammals’ importance is fundamental to the oceanic life and its health for oceanic ecosystems. Mammals from the sea provide environmental services, a beneficial value that ecosystems can receive as healthy ocean productivity from sea mammals. 

Phytoplankton, algae, and other microscopic plants from the waters provide a food source in the food chain of the sea, and these organisms also produce half the amount of oxygen on Earth. Oxygen is produced mainly by photosynthetic phytoplankton, estimated to produce a large amount of the atmospheric oxygen of Earth. The decomposition of algae can provide oxygen to the Biosphere, as oxygen is produced by dead plants and organisms that decompose in the waters. 

Some key species in marine biodiversity are coral, sharks, kelp, marine mammals, and phytoplankton, as most of these key organisms in the sea keep the oceans' diversity balanced in ecosystems and the roles of organized organisms in the environments. Other organisms, such as krill, coral, and sea otters, are highly impactful on ocean ecosystems, acting as keystone species that maintain stability and biodiversity. Including some apex predators, such as sharks, marine mammals, and groupers, serves a population control, and some are crucial devourers, maintaining an ecosystem's health and protecting oceanic habitats.  

Overall, the impact of underwater organisms on Earth is fascinating and significant for the world in general.

Written By: Olivia Chun