Microbes

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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...

Submarine Volcanoes and Hydrothermal Vents

Recent scientific discoveries have revealed an underwater community of marine animals and other organisms that thrive in the dark depths of the ocean near hydrothermal vents and undersea volcanoes. This ocean ecosystem is dependent...

Marine Parasites: Crazy…and Really Cool!

The whitish spots on this fish are individual parasitic trematode worms. Credit: Hans Hillewaert Marine parasites may be small in size, but they can be present in very high numbers and put together can...
Tiny "flakes" of marine snow.

Marine Snow: A Staple of the Deep

Snow on land can make some people grumpy, but the magical-looking flakes and a beautiful layer on the trees can turn even disenchanted adults into gleeful children again. But what is the ocean equivalent...

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...
A diver collects water samples.

Ocean Sampling Day – Taking the Pulse of the World’s Oceans

Smithsonian scientist Chris Meyer is collecting water samples as part of the Pilot Ocean Sampling Day in 2013 on Moorea, French Polynesia. Credit: Gustav Paulay If you are a bird watcher you have probably...
Pink crustose algae covers the surface of a rock.

Microbes Help Corals Pick a Home and Settle Down

Like pink paint, crustose coralline algae covers the surface of the rock in a thin layer. This hard surface is a preferred home for the larvae of coral and other invertebrates (such as abalone)...

Thirty Days to Submission: How I Made a Video for Ocean180

Video of How a microscopic team alters the course of carbon in the Atlantic ocean How do you explain a scientific paper in three minutes or less? What if you were being judged by...

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 a Microscopic Team Alters the Course of Carbon in the Atlantic Ocean

The Amazon river is the largest river in the world. It drains the entire Amazon rainforest, sending leftover nutrients, detritus, and minerals from the South American jungle out into the tropical Atlantic Ocean. This...

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...

Meet the Tiny Bacteria That Give Anglerfishes Their Spooky Glow

Descend two hundred meters (about 656 feet) below the surface and the ocean is reduced to total darkness. Creatures that live beyond the Twilight Zone spend their lives almost entirely in a near-limitless black...