Defeating Invaders by Eating Invaders

April 12, 2017

In some biology classes, students read about invasive species. Last week, in professor Joe Roman’s course, Marine Ecology and Conservation, his students were eating them. Read more here.

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Invaders on the Rise

March 9, 2017

During the last 200 years, the number of new invasive species has increased worldwide, with more than a third of all first introductions recorded between 1970 and 2014. More new invasions are expected among all groups of species in the near future, with the exception of mammals and fishes. Read the study here.

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Burn the Invaders

March 9, 2017

Marabu is an invasive plant that has taken over much of Cuba’s abandoned farm lands. Artisinal charcoal from the tree is now the first legal export from Cuba to the United States in more than 50 years. Read more about the plan here.

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Periwinkle

January 3, 2017

The common periwinkle, which first appeared in New England in the 1860s, is now found along the coast wherever there’s hard substrate–rocks, riprap, broken concrete, or docks–from Labrador to . . .

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Scituate Periwinkles with Hard Cider and Dulse

December 2, 2016

Loyal Nine in Cambridge, Massachusetts, focuses on new England cuisine. Though periwinkles have only been in Massachusetts since the nineteenth century, chef Marc Sheehan shows how these snails could become a tasty addition to locally sourced seafood. The recipe below is for the dedicated cook. Periwinkles 3 cups periwinkles Rinse periwinkles in cold water until [...]

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Pests for Dinner

November 28, 2016

New Scientist reports on the annual dinner at the Explorers Club in New York. Gene Rurka, the club’s resident chef, served grilled lionfish, Asian carp sushi, and iguana meatballs with a plum dipping sauce. An actual iguana splayed out on a bed of greens made a feral centerpiece. “I see this as a way of [...]

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Garden Snail

October 9, 2016

Deliberately or accidentally, by the movement of plants and by hobbyists who collect snails, humans have spread the garden snail to temperate and subtropical zones around the world.

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Bun Lai, Champion of Change

October 6, 2016

ETI’s colleague and friend, Bun Lai, is named a White House Champion of Change. His restaurant, Miya’s Sushi, in New Haven, offers the world’s only invasive species menu, featuring dishes made of foraged ingredients that are threatening to the region’s indigenous species. Read more about Bun and the rest of the sustainable seafood champions here.

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Preventing the Spread of Invasives by Boats

June 6, 2016

Boating season is picking up. To protect a body of water from an invasive species transfer, stop by a boat washing station to clean the exterior of your boat, drain all water from ballast tanks, and then dry it to kill any unseen hitchhikers.

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House Passes Resolution on Invasive Species

June 4, 2016

114th CONGRESS, 2d Session, May 25, 2016

H. RES. 754

Expressing the commitment of the House of Representatives to work to combat the nationwide problem of invasive species threatening native ecosystems.

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Land

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Wild Pig

Did the domestic ancestors of today’s feral pigs streak off De Soto’s ship into the Florida scrub of their own accord in 1539? Or did they have to be urged to go find something to eat? All you need to…


EAT ME!
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Garden Snail

Deliberately or accidentally, by the movement of plants and by hobbyists who collect snails, humans have spread the garden snail to temperate and subtropical zones around the world.


EAT ME!
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Garlic Mustard

  Alliaria petiolata Native range: Europe, Asia, Northwest Africa Invasive range: Much of the Lower 48, Alaska, and Canada. (See map.) Habitat: Moist, shaded soil of floodplains, forests, roadsides, edges of woods, and forest openings. Often dominant in disturbed areas. Description: Biennial herb. First-year plant has a rosette of green leaves close to the ground. [...]


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Prickly Pear

Fall is here, and the “cactus fig” is in season. Time to plate-up another widespread invader.


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Sow Thistle

It’s spring and time to weed. Sow thistle is a delicious invader found throughout the continent.


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Sea

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Asian Shore Crab

The first sighting of the Asian shore crab in the United States was at Townsend Inlet, Cape May County, New Jersey, in 1988. Though the source is unknown . . .


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Periwinkles

Periwinkle

The common periwinkle, which first appeared in New England in the 1860s, is now found along the coast wherever there’s hard substrate–rocks, riprap, broken concrete, or docks–from Labrador to . . .


EAT ME!
Pterois volitans

Lionfish

Some say it started in 1992 in Miami when Hurricane Andrew smashed an aquarium tank. Don’t blame the weather, others say; in the mid-nineties, disappointed yet softhearted hobbyists…


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Wakame

  Undaria pinnatifida Native range: Japan Sea Invasive range: Southern California, San Francisco Bay, New Zealand, Australia, Europe, Argentina Habitat: Opportunistic seaweed, can be found on hard substrates including rocky reefs, pylons, buoys, boat hulls, and abalone and bivalve shells. Description: Golden brown seaweed, growing up to nine feet. Forms thick canopy. Reproductive sporophyll in [...]


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Green Crab

Since the green crab was first recorded off southern Massachusetts in 1817, it has been hard to ignore. A few minutes of rock-flipping in Maine can turn up dozens of them, brandishing their claws as they retreat…


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Fresh

Armored Catfish Meatballs (1)

Armored Catfish

The armored catfish is abundant and destructive in Florida, Texas, and Mexico. Cast your nets for these flavorful natives of the Amazon. Scientific name: Two types have become established in North America: armadillo del rio, Hypostomus plecostomus, and sailfin catfishes in genus Pterygoplichthys Native range: Amazon River Basin Invasive range: Texas, Florida, and Hawaii; also [...]


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Common Carp

For a bottom-feeder, what is the good life? The common carp isn’t very demanding: any body of water that’s sluggish and murky will do. If the water is clean, and you’ve got corn for bait, try one of these recipes.


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Watercress

  Nasturtium officianale Native Range: Northern Africa, Europe, temperate Asia, and India Invasive Range: In USA: all lower 48 states, except North Dakota. Found in Alaska, Puerto Rico, and the Virgin Islands. Also southern Canada, Sub-Saharan Africa, South America, Australasia, and parts of tropical Asia. Habitat: Common along stream margins, ditches, and other areas with [...]


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Crayfish

  There are numerous invasive crayfish. We include details for the red swamp crayfish (Procambarus clarkii) and the rusty crayfish (Orenectes rusticus). The same recipes can be used for both species–and many other invasive crayfish. Red Swamp Crayfish Native range: Known as Louisiana crayfish, crawdad, and mudbug, Procambarus clarkii is native to the south central [...]


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Nutria

Nutria, also known as coypu and river rat, is native to temperate and subtropical South America. It has been introduced to Europe, Asia, and Africa, mainly for fur farming. These voracious. . .


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Field Notes

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National Invasive Species Awareness Week

Join the Wikipedia Edit-a-thon on May 20, between 11 am and 3 pm EDT. Learn to edit Wikipedia and help improve articles about invasive species. Register here.


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Kudzu in Architecture, Cuisine, and Culture

Before it took over Southern landscapes, the invasive vine was once called the “savior of the South.” Artists, designers, and chefs are trying to render it useful. Read about the role of kudzu in architecture, cuisine, and culture in Southerly.


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A Reporter Invites Dandelions to Lunch

On the 400th anniversary of dandelions’ arrival in America with European colonists, the once-esteemed weed can be found almost everywhere — except on our plates. Reporter Gene Tempest asks why Americans soured on the dandelion and whether–like many medicinal or historical foods–it was ever good eating. She sets out to prepare a light dandelion lunch [...]


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Murder Hornet Eludes Washington State Scientists

Researchers in Washington State have lost track of an Asian giant hornet they were following — a stinging setback in the pursuit to eradicate an invasive species that threatens to decimate North American bee populations. Listen on NPR and read about hornet cuisine in Japan.


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When Invasive Species Become the Meal

Invasivore campaigns are part of a broader movement to reduce, if not eradicate, invasive species. Educational websites such as Eat the Invaders, founded in 2011 by Joe Roman, a conservation biologist at the University of Vermont, and slogans like “If you can’t beat ’em, eat ’em” frame what might otherwise be merely an epicurean decision [...]


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I am half afraid to speak of using [dandelion] as food lest I should encourage laziness.

William Corbett, The American Gardener, 1821