El Puerco, Conquistador

October 9, 2013

A new poem by ETI’s armchair invasivore, Debora Greger.
The smallest party but for two women,
we thirteen pigs boarded in Cuba.
Six hundred men, their horse and war dogs
disembarked with us in La Florida—
and who then had the best of it?

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Of Carp and Furloughs

October 8, 2013

DO NOT ship grass carp and black carp carcasses or eyes to federal facilities during the furlough. For grass carp captured from the Great Lakes or other portions of the United States where grass carp are very rare or not thought to be established, and for black carp captured from anywhere in North America, please [...]

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We Came over on The Mayflower, Too! A Timeline of North American Invasive Species

September 20, 2013

1500s Water lettuce, Pistia stratiotes, introduced, perhaps in the ballast water of ships from Spain or South America. 1539 Feral pigs, Sus scrofa, begin with the introduction of Spanish domestic stock in Florida by Hernando de Soto; whether the release was accidental or intentional is unknown. 1600s Scots pine, Pinus sylvestris, native to Europe and [...]

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Send in the Invasivores

September 13, 2013

“We’re trying to be unsustainable.” Joe Roman talks invasivory and shares a recipe with Conservation Magazine.

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September 6, 2013

Did you hear that, pal? She wants to borrow a carving knife. I never thought I’d end up a blue-plate special. Ralph Kramden, The Honeymooners

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Lamb’s Quarters

August 16, 2013

Lamb’s quarters was a popular spring tonic in the South—an early season edible green—but its leaves are good throughout the summer.       Chenopodium album Native range: Described by Linnaeus in 1753, this European native has been transferred throughout much of the world. Because its spread was rarely recorded, C. album‘s native and invasive [...]

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ETI in Australia’s Smith Journal

August 2, 2013

Smith Journal‘s Chris Harrington interviewed Joe Roman for the winter issue. Caring for the planet needn’t come at the expense of enjoying its fruits. Or animals, for that matter. Eat the Invaders is a collection of recipes encouraging culinary conservationism by cooking with pests. We asked creator Joe Roman about helping the environment “one bite [...]

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Have You Ever Tried to Eat a Feral Pig?

July 29, 2013

“Slide it out and try to start a dialogue.” Nancy Matsumoto discusses eating invaders in this month’s Atlantic. Can’t wait to try The Source’s snakehead with kaffir lime leaves, lemon grass, cane sugar, ginger, and garlic in Washington, DC.

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July 28, 2013

Fighting for environmental causes can be really discouraging. The food movement offers pleasure in the fight. It’s one of those rare instances where the right choice is usually the more pleasurable choice, where you can align your ethics and your hedonism. Tell me: where else in life do you get to do that? Michael Pollan [...]

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Nick Faustman

July 28, 2013

I’m completely supportive of the eat-the-invaders philosophy and want to do my part as an invasivore, particularly with the meats. Problem is that I cannot find sources for even the most well-known invasive species like nutria, Asian carp, feral hog, snakehead, etc. Living in eastern Nebraska, we hardly hear about these species, but I’m willing [...]

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Lamb’s Quarters

Lamb’s quarters was a popular spring tonic in the South—an early season edible green—but its leaves are good throughout the summer.       Chenopodium album Native range: Described by Linnaeus in 1753, this European native has been transferred throughout much of the world. Because its spread was rarely recorded, C. album‘s native and invasive [...]


Wild Fennel

  Foeniculum vulgare Native range: Mediterranean, from Turkey west to Spain and Morocco Invasive range: Much of North and South America, South Africa, and parts of Oceania and the British Isles. Check out the USDA Plants Database to see if it’s found near you. Habitat: Roadsides, pastures, along the edge of wild habitats. Rocky shores [...]


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. [...]


Wild Boar

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…



Native to the Old World, burdock’s introduction to North America was noted in 1672 by John Josselyn, a sharp-eyed English visitor, who used Gerard’s Herbal: The Historie of Plants of 1597 as a field guide. . . .



Pterois volitans


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…

chuka 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 [...]


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 . . .



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 . . .


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…




Blue Plate Special: Red Swamp Crawfish

Spring is here, and it’s time for invasivores to think about our next culinary adventure. Get your 40-quart pots ready for a crawfish boil.



“They live in a wide variety of habitats, colonize new ones readily, and eat everything that fits into their mouths,” says Dr. Peter Moyle of the Center for Watershed Sciences at UC-Davis…

Distinguishing _ Channa argus

Northern Snakehead

His sister was ailing, and the man in Maryland remembered that, back home in Hong Kong, there was a fish that was considered a delicacy and a restorative. He would make a fish soup…

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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. One catching sewage or…



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. . .


Field Notes


Invasive Cuisine

Joe Roman talks with Jane Lindholm of Vermont Public Radio about his mission to change what’s on our dinner plates. Listen here.


The Gourmet Invasivore’s Dilemma

“The invasivore movement has caught fire. Some of the worst invaders, like gypsy moths and Asian long-horned beetles, will not grace lunch counters anytime soon, yet where perniciousness meets deliciousness, there is hope.” Rowan Jacobsen writes about Bun Lai and Joe Roman in April’s Outside Magazine.


New Green Crab Fishery in Canada

Fisheries and Oceans Canada wants to create a commercial green crab fishery on Prince Edward Island. Read more about it here.

Screenshot 2014-02-17 11.02.17

Invader vs. Invader

Crazy ants may soon displace fire ants from much of the southeastern U.S. and become the new ecologically dominant invasive ant species. Read more here.


Eat the Invaders in Brazil

Fala portugués? Eat the Invaders has been covered by Brazil’s Época magazine. Roast capybara, anyone? Coma as Invasores


“They’re utter destruction is what they are.”

Jan Loven, USDA official in Texas, of feral pigs