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Oceans

The Pacific bigfin squid Magnapinna pacifica in the Smithsonian collections that Mike Vecchione and Richard E. Young used to describe the deepest-known species of squid.

Smithsonian Voices

The Wonderfully Weird World of Deep-Sea Squids

For this month’s “Meet a SI-entist,” the Smithsonian’s curator of cephalopods says these are the “intelligent invertebrates”

Blue whales are the world’s largest animals, and they can grow to the length of three school buses in a row.

Blue Whales Sing All Day When They Migrate and All Night When They Don’t

Their mysterious songs could be an ‘acoustic signature of migration’

Researchers with OCEARCH caught a 17-foot-long great white shark on the morning of October 2.

Researchers Catch and Tag 17-Foot ‘Matriarch of the Sea,’ a 50-Year-Old Great White Shark

The OCEARCH team named the shark Nukumi, the Mi’kmaq people’s word for ‘grandmother’

The squalene industry kills around 3 million sharks each year, and if squalene is used in a vaccine to treat everyone in the world, up to half a million sharks will be killed.

500,000 Sharks Could Be Killed in the Race to Produce a Covid-19 Vaccine

Vaccine developers seek a compound called squalene produced in shark livers

A female megalodon model, based on a set of teeth discovered in the Bone Valley Formation in Florida, hangs in The Smithsonian National Museum of Natural History.

How Cannibalism in the Womb May Have Made Megalodon a Titanic Terror

A new analysis of shark body size offers clues as to why the 50-foot-long prehistoric shark grew so large

Hundreds of pilot whales are stranded on a sand bar on September 21, 2020 off the west coast of Tasmania.

Hundreds of Whales Die in Mass Stranding in Australia

Nearly 500 pilot whales were stranded off the coast of Tasmania last week, in what officials say is the largest mass stranding event in Australian history

Historical pressings of seaweeds, such as this kelp, have proved to be a scientific boon for researchers.

Scientists Use Century-Old Seaweed to Solve a Marine Mystery

A treasure trove of data trapped in pressed seaweed helps explain the collapse of Monterey Bay’s sardine fishery in the 1950s

The Delmenhorst sank in an October 1644 maritime battle.

Cool Finds

Wreck of 17th-Century Danish Warship Found in the Baltic Sea

The “Delmenhorst” sank during a 1644 naval battle between Denmark and a joint Swedish-Dutch fleet

Indian fishermen row their boat on the Bay of Bengal.

New Research

Undersea Earthquakes May Help Us Take the Ocean’s Temperature

The technique could allow for more accurate and comprehensive monitoring of the world’s warming oceans and track climate change

A humpback whale breaches off the coast near Alameda, California. Ships collide and kill an estimated 80 endangered whales a year off of the West Coast.

Innovative New Whale Detection System Aims to Prevent Ships From Striking Animals

Whale Safe launches in Southern California waters to help reduce deaths of the iconic marine mammals

Sediments recovered from the Great Blue Hole, off the coast of Belize, hint at extremely severe storms during the late Classic period in Maya history.

Severe Cyclones May Have Played a Role in the Maya Collapse

Sediment cores from the Great Blue Hole reveal that a series of extreme storms hit the region after 900 A.D.

Fabien Cousteau's Proteus will be the first underwater research habitat built in decades.

Jacques Cousteau’s Grandson Wants to Build the International Space Station of the Sea

Off the coast of Curaçao, at a depth of 60 feet, aquanaut Fabien Cousteau is looking to create the world’s largest underwater research habitat

The stomach of a 15-foot fossil ichthyosaur excavated in China contained this massive chunk of another large marine reptile. The ichthyosaur swallowed its prey shortly before it died and was fossilized.

This 15-Foot Ichthyosaur Died With a 13-Foot Meal in Its Stomach

The shocking size of the marine predator’s quarry may force paleontologists to rethink the marine reptile’s role in the Triassic ecosystem

Viruses, notably influenza A and Morbillivirus, cause mass die-offs with striking head counts.

Mass Die-Offs of Marine Mammals Are on the Rise

Viral and bacteria outbreaks are increasingly causing fatalities in a variety of species, including seals and dolphins

Alvin, a remotely operated submersible, drills for samples of the deep sea floor in 2014.

Deep-Sea Microbes Exert the Least Amount of Energy Possible to Survive

Giving a whole new meaning to doing the “bare minimum”

An artist's illustration of the Triassic reptile Tanystropheus hydroides hunting with its long neck.

Study Reveals This Mysterious, Super Long-Necked Triassic Reptile Was a Marine Hunter

The creature’s neck was stiff like a giraffe’s and was nearly three times the length of its torso

Not much is known about the megamouth, which was first observed by scientists in 1976. A new specimen (not pictured above) has traveled to the Smithsonian’s National Museum of Natural History, where researchers will study it to learn more about its behavior and life cycle.

Smithsonian Voices

Rare Megamouth Shark Arrives at the Smithsonian

Studying and eventually preserving the megamouth will help researchers learn more about the puzzling species

A bottle of whiskey, a diving helmet and bricks recovered from the wreck of the SS Politician, which sank off the coast of Scotland in 1941.

Cool Finds

Whiskey Salvaged From 79-Year-Old Scottish Shipwreck Is Up for Sale

A commercial diver recovered the intact bottle of spirits—which is no longer safe for consumption—in 1987

A white tip reef shark swims above the reef near the Gambier Islands, French Polynesia in 2018

Reef Sharks Are in Serious Danger of Extinction

Researchers found that the sharks are ‘functionally extinct’ in 20 percent of coral reefs surveyed

Police discovered a total of 13 Roman amphorae and an 18th-century anchor inside a frozen seafood shop in Alicante, Spain.

Cool Finds

Police Confiscate Roman Amphorae Found Stashed in Spanish Seafood Shop

The store owner’s son allegedly discovered the 13 clay vessels on fishing trips and brought them back as decorations

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