The amount of biodiversity in the world’s oceans is so diverse that they aren’t even close to putting a number on how many species there are. It could range from 500,000 to 10 milion. There are (+ or -) 2,000 new species categorized each year.
Marine phytoplankton (the plant components of the plankton community) produces 50% of oxygen on Earth.
The majority of plastic pollutants that end up in the ocean are carried to the ocean by rivers.
Phytoplankton
Fish
Jellyfish
Beaches