More Mollusks

Over a 10-year period NOAA scientists have collected 72,000 seawater samples, and their data show that the ocean is becoming more acidic because of climate change -caused warming. That small shift is...
About 100 million years ago , during the heyday of the dinosaurs, reefs were built by mollusks called rudist clams. Like modern clams, rudists were bivalves , with two shells (or valves) joined at a...
Yolanda Villacampa is a museum specialist in the invertebrate zoology department of Smithsonian's National Museum of Natural History. She is standing surrounded by the invertebrate zoology collection.
In the spring of 2011, a research crew from Oceana spent two months in the brackish Baltic Sea . The Baltic faces challenges from pollution, algae blooms, over fishing, and invasive species. Oceana...
What can students do to help the ocean? It turns out, a lot! These students from Texas are among dozens from the U.S. and Mexico who are developing action plans on ocean and climate-related issues in...
Portrait of a scallop with black and white striped lips, whose shell is encrusted with a red sponge.
These Pacific cephalopods illustrate the wide diversity among this group of mollusks. You can learn about a relative, the giant squid ( Architeuthis dux ), in our Giant Squid section.
Ocean acidification is sometimes called “climate change’s equally evil twin,” and for good reason: it's a significant and harmful consequence of excess carbon dioxide in the atmosphere that we don't...
The Great Barrier Reef site in Australia was inscribed on the World Heritage List in 1981. The site is the world’s most extensive stretch of coral reef with probably the richest animal diversity...
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