11 Steps to Harvesting Invaders

December 15, 2014

A couple of months ago we wrote about a new paper in Management of Biological Invasions reiviewing harvest incentives for managing invasives. The folks over at invasivore.org did a bang-up job of parsing these out in 11 recommendations for effective harvest. Read them here.

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The 800 Pound Grouper in the Room

December 9, 2014

Aquarium fish, sold as juveniles in the pet trade but able to outgrow their tanks, are at a high risk of becoming invasive. See the new paper in Marine Policy.

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Blue Plate Special: Prickly Pear

October 21, 2014

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

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Green Crab Shell Secret Cracked

October 8, 2014

Researchers at the University of Prince Edward Island in Canada claim to have found a way to enhance molting in green crabs. If they can scale this up, and drum up interest by local chefs, they may just start a market for softshell invaders. Read more here.

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May Berenbaum

September 23, 2014

“What we see as weeds is dinner for a pollinator. A perfectly green, manicured lawn is a biological desert for pollinators.” May Berenbaum in Heirloom Gardener

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David E. Cooper

September 13, 2014

The carrot of convivial gastronomic pleasure is more persuasive than the stick of food scarcity. David E. Cooper in the Times Literary Supplement

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Harvest the Invaders: Incentives to Control Invasive Species

September 8, 2014

Biologists Susan Pasko and Jason Goldberg discuss harvesting invaders in a new paper in Management of Biological Invasions. Incentive programs, such as bounties and encouraging recreational harvests, appear to be appropriate for certain species and regions. Among the many benefits is the development of an outreach program. “By engaging the public and encouraging harvest,” the [...]

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Alys Fowler

August 19, 2014

I feed him herbs, flowers, more kales and then I stuff him full of weeds. He declares sow thistles as good as radicchio and does some free weeding. Gardener Alys Fowler on a visit by London chef Yotam Ottolenghi

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An App to Find Nemo

July 27, 2014

“Creating a consumer market for invasive species is one of the most successful ways of combatting them. Like cupcakes or artisanal pickles, it can take a lot of marketing and hype to create a demand that matches the supply. The Connecticut chef Bun Lai’s invasive-species menu, which Elizabeth Kolbert wrote about in 2012, includes lionfish [...]

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Lionfish

July 4, 2014

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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Land

nopales con huevo

Blue Plate Special: Prickly Pear

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


EAT ME!
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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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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 [...]


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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 [...]


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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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Sea

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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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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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 . . .


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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

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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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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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Bullfrog

“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…


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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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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…


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Field Notes

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These Invasive Catfish Are Destroying the Chesapeake—and They’re Delicious

“Across the board, biodiversity is being affected,” says Sharon Feuer Gruber of the blue catfish invasion. The Wide Net Project aims to take on this invader in Chesapeake Bay. Read more at Yahoo Food.


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Gulf Coast Lionfish Coalition

“Education, mitigation, utilization.” Join the Gulf Coast Lionfish Coalition to help educate the public and encourage the consumption of lionfish in restaurants and seafood markets. Read more about the coalition here.


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Appetite for Destruction

Night after night, the same scene plays out at Miya’s Sushi in New Haven, Connecticut. A few less-than-courageous patrons spend minutes gawking at the menu before turning around and walking right back out the door. Read more about putting invasives on the menu in Hemispheres Magazine.


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Green Crabs Are Multiplying. Should We Eat the Enemy?

How to turn the pleasing ocean flavor of green crabs into a profit for crabbers and a new way to control the invaders? Read more about cooking green crabs here.


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Pressure Builds for Swift U.S. Action Against Spreading Salamander Threat

There are signs of hope for American salamanders in the face of a potential biological catastrophe — a fungus that could be carried here through the global trade in exotic pets. The tool for protecting native salamanders is the Lacey Act, which was recently used to limit trade in various constricting snakes and has been [...]


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“What we see as weeds is dinner for a pollinator. A perfectly green, manicured lawn is a biological desert for pollinators.”

May Berenbaum in Heirloom Gardener