Microorganisms

Close-up photograph of translucent coral polyps, showing the symbiotic algae living inside.

Zooxanthellae and Coral Bleaching

Tiny plant-like organisms called zooxanthellae live in the tissues of many animals, including some corals , anemones, and jellyfish , sponges, flatworms, mollusks and foraminifera . These microscopic algae capture sunlight and convert it...

Foraminifera

Microscopic, single-celled organisms called foraminifera have a fossil record that extends from today to more than 500 million years ago. Although each foram is just a single cell, they build complex shells around themselves...

Smithsonian Paleobiologist Brian Huber

Brian Huber studies fossil organisms known as “ forams ” to learn about climate change in this video snippet from the Smithsonian Marine Collections video . More about world climate change can be found...
dinoflagellates

Dinoflagellates: One Species at a Time

Ari Daniel Shapiro is joined for this episode of The Podcast of Life by science contributor Josh Kurz, who tells the story of dinoflagellates through "music from the bottom of the food chain." There...

The “Plastisphere:" A new marine ecosystem

Tiny bits and pieces of plastic can be found throughout the ocean, like these collected from the open ocean by net. Credit: Courtesy of Erik Zettler Any floating object in the ocean tends to...
A humpback whale breaching.

Bacteria on Whale Skin Tell a Tale of Health and Sickness

A humpback whale breaching. Credit: Wanetta Ayers Whales swimming in the ocean are never really alone. Even if one swims by itself with no other whales for miles around, it still has company—the tiny...

Sequencing at Sea: Studying Small Things Using Big Equipment

"Barely a room onboard escaped being turned into a part of the sequencing laboratory," wrote Rob Edwards in a blog post about doing genomic sequencing at sea. Credit: Mark Vermeij Microbes are some of...

How Methane Fueled a Food Web after the Gulf Oil Spill

The Johnson-Sea-Link submersible launches to study cold-water corals off Florida in 2009. Credit: ©2011arthowardphototography.com by Hannah Waters In August 1994, Mandy Joye dove to the deep sea in a submersible for the first time...

The Secret Life of Plankton

Imagine if a fish at the market could tell you where it came from; what would it say? "I came from a world of drifters," says one fish in this video. The world of...

Life After Whale (On Whale Falls)

When a whale dies, the story has just begun. The massive carcass sinks to the seafloor, where it provides food for a deep sea ecosystem on the otherwise mostly barren seafloor. There are several...

The Oil Spill, Two Years Later

Mark Dodd, a wildlife biologist from Georgia's Department of Natural Resources, surveying oiled sargassum seaweed in the Gulf of Mexico after the Deepwater Horizon oil spill in 2010. Credit: Georgia Department of Natural Resources...