Invasive Species

FEATURES

Blog entry
Alaska’s pristine coastline is ripe for an influx of invasive marine species such as the European green crab and the rough periwinkle (an Atlantic sea snail), warns a new study by a team of...
If you want to study invasive species in the ocean, the Panama Canal offers a...
This week at the Smithsonian Ocean Portal we embark on an experiment we're...
“Sea grapes” may sound like something Poseidon would snack on, and not a killer...

LATEST POSTS

A strain of this green seaweed, native to the Indian and Pacific Oceans, escaped public and private aquariums in California, Japan, Australia, and Monaco. It has spread widely in the Mediterranean, replacing native plants (such...
The majestic and highly predatory red lionfish ( Pterois volitans ) , native...
This ctenophore (a stingless jellyfish-like animal) is native to the east...

LEARN MORE

Regardless of what continent you live on, the waters that surround it are home to marine invaders. The ocean is teeming with...

The Ocean Blog

When people sail the sea, marine organisms tag along. If carried long distances, these hitchhikers can invade and disrupt ecosystems far from their natural homes, pushing out the local species. Some...
The spotfin lionfish ( Pterois antennata ), with venomous spines extended, is native to Indo-Pacific reefs. Certain lionfish species have invaded reefs in Florida, the Caribbean and are moving up the...
Dennis Whigham , a senior botanist at the Smithsonian Environmental Research Center , makes his quick pitch for why you should care about the wetland plant Phragmites australis . A European strain of...
If you want to study invasive species in the ocean, the Panama Canal offers a lot to explore. The ships passing through can inadvertently transport plants, animals, and even parasites from the...
The European green crab ( Carcinus maenas ) has spread far beyond its native continent, to waters off North and South America, Asia and Australia. It's a voracious eater and poses a nuisance to...
A strain of this green seaweed, native to the Indian and Pacific Oceans, escaped public and private aquariums in California, Japan, Australia, and Monaco. It has spread widely in the Mediterranean,...
Subscribe to Invasive Species