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![On Moorea, an island in French Polynesia, researchers are striving to complete a biocode—a DNA catalog of every life form big enough to pick up with tweezers.](/sites/default/files/styles/3_2_small/public/2023-11/2006867613_b93836c1ed_b_0_0.jpg.webp?itok=XntAjGhQ)
overview
Scientists Catalog Life on the Island of Moorea
Welcome to Moorea, a tiny, isolated island in the middle of the vast Pacific.......![A photo of a squid using bioluminescence to hide in the deep sea.](/sites/default/files/styles/3_2_small/public/2023-11/2_09_P08_G10_Abraliabigger.jpg.webp?itok=-_l8Wwm4)
overview
Bioluminescence
You may have seen the sparkle of fireflies on a summer’s night. The fireflies......![Photograph of the underside of a gelatinous octopus with a bright yellow bioluminescent ring around her mouth.](/sites/default/files/styles/3_2_small/public/2023-11/2_09-P-08-G-01-full_1.jpg.webp?itok=01D05kh_)
slideshow
Bioluminescent Animals Photo Gallery
Bioluminescence is one of the more captivating adaptations that have evolved in......![A photo of Oceana's ice class research vessel, the Hanse Explorer, on the Baltic Sea.](/sites/default/files/styles/3_2_small/public/2023-11/1_HanseExplorer.jpg.webp?itok=Iuejc28h)
slideshow
Biodiversity in the Baltic Sea
In the spring of 2011, a research crew from Oceana spent two months in the......![Colorful fishes throng a reef in the Northwestern Hawaiian Islands.](/sites/default/files/styles/3_2_small/public/2023-11/800px-Nwhi_-_French_Frigate_Shoals_reef_-_many_fish_0.jpg.webp?itok=7oNzeQ14)
slideshow
Bizarre and Beautiful Coral Reef Animals
From parrotfish that cover themselves in a blanket of their own mucus to tiny...![This aptly named fish has two long fangs.](/sites/default/files/styles/3_2_small/public/2023-11/Anoplogaster-cornuta5-full_1.jpg.webp?itok=slwSK8OE)
slideshow
Creepy Critters: Marine Life Surfaces for Halloween
Claws, spines, spikes, tentacles, and fangs. Aliens, monsters, and ghostly......![Colorful Christmas tree worms Colorful Christmas tree worms](/sites/default/files/styles/3_2_small/public/2023-11/forest_of_christmas_tree_worms.jpg.webp?itok=vrIZWiOf)
slideshow
Happy Holidays from the Ocean!
Ocean creatures may not sing carols and go ice skating, but some celebrate the......![A polar bear and its cub in Arctic National Wildlife Refuge, Alaska.](/sites/default/files/styles/3_2_small/public/2023-11/Polar_Bear_Alan_Wilson.jpg.webp?itok=8wNpP_Cc)
slideshow
Celebrating Marine Moms
The ocean is home to many moms of all shapes and sizes: from charismatic polar......![A blue cod and sea pens, a unique type of cnidarian, speckle the seafloor in New Zealand's Fiordland region.](/sites/default/files/styles/3_2_small/public/2023-11/Sea_Pen_%28c%29BrianSkerry.jpg.webp?itok=p_vGKN_a)
Photo
Blue Cod Amongst Sea Pens
A blue cod and sea pens, a unique type of cnidarian, speckle the...![Two candy cane shrimp](/sites/default/files/styles/3_2_small/public/2023-11/candycane_shrimp.jpg.webp?itok=QUMmnwR6)
Photo