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Invasive species — Page 2

ESA Policy News October 14: Republican speaker search continues, OSTP seeking interns, White House signs STEM bill

Here are some highlights from the latest ESA Policy News by Policy Analyst Terence Houston. Read the full Policy News here. HOUSE: MCCARTHY DROPS OUT OF SPEAKERSHIP RACE On Oct. 8, House Majority Leader Kevin McCarthy (R-CA) dropped his bid to succeed John Boehner (R-OH) as Speaker of the House. With no clear successor in place, Boehner postponed the speakership election until…

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A Japanese seaweed gains a holds on a mudflat in Charleston Harbor, S.C., by clinging to tube-building decorator worms (Diopatra cuprea) rooted firmly in the mud. The invasive Gracilaria vermiculophylla seaweed provides shelter for a small native crustacean. Credit, Erik Sorka.

Invasive seaweed shelters tiny native critters on Georgia mudflats

On the tidal mudflats of Georgia and South Carolina, the red Japanese seaweed Gracilaria vermiculophylla is gaining a foothold where no native seaweeds live. Only debris and straggles of dead marsh grass used to break the expanse of mud at low tide. Crabs, shrimp, and small crustaceans mob the seaweed in abundance. What makes it so popular? Not its food…

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Rim Fire, California 2013. Mike McMillan, USFS.

The Rim Fire one year later: a natural experiment in fire ecology and management

The enormous conflagration known as the Rim Fire was in full fury, raging swiftly from crown to crown among mature trees, when it entered the backcountry of Yosemite National Park in California’s Sierra Nevada in late August 2013. But inside the park, the battle began to turn, enacting a case study in the way management decisions and drought can combine to fuel large, severe fires.

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ESA Policy News July 25: Senators review EPA power plant rules, rural CA receives drought relief, ESA to aid Interior science group

Here are some highlights from the latest ESA Policy News by Policy Analyst Terence Houston. Read the full Policy News here.  EPA: MCCARTHY TESTIFIES BEFORE SENATE COMMITTEE ON CLEAN POWER PLAN A recent Senate Environment and Public Works (EPW) Committee hearing offered US Environmental Protection Agency (EPA) Administrator Gina McCarthy her first opportunity to testify before Capitol Hill legislators on her…

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Prolific traveler. The red swamp crayfish (Procambarus clarkii) has journied from it's native lands on the North American Gulf Coast and Florida's panhandle to colonize warm fresh waters around the world -- often at the expense of local crustaceans and amphibians. Credit, National Park Service.

Tadpoles bulk up to meet the alien invaders

What happens when an invasive, carapaced, and clawed, alien predator arrives in your pond? Do you change your daily habits to avoid drawing dangerous attention? Bulk up to make yourself a tougher target? If you an Iberian water frog, you do both.

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Strawberry poison dart frog, Costa Rica. Credit, Yannick Ott.

Strawberry poison frogs feed their babies poison eggs

The Strawberry poison frog lavishes care upon its offspring. It’s just that kind of frog. In the March issue of Ecology, Stynoski et al. report that it also feeds its progeny poison. Also in this issue: P value debates, arctic warming, and estimating the success of biological invasions.

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ESA Policy News: August 23

Here are some highlights from the latest ESA Policy News by Policy Analyst Terence Houston.  Read the full Policy News here. APPROPRIATIONS: ENVIRONMENTAL AGENCIES SLASHED, FIRE PREVENTION GETS BOOST Congress has adjourned for the August district work period leaving a full plate of must-dos when members return after Labor Day. Many items on their list will  need to be addressed before…

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ESA Policy News: July 12

Here are some highlights from the latest ESA Policy News by Science Policy Analyst Terence Houston.  Read the full Policy News here. APPROPRIATIONS: HOUSE CJS BILL CUTS SCIENCE INVESTMENT On July 9, the House Appropriations Committee released its Commerce, Justice and Science and Related Agencies Appropriations Act of Fiscal Year (FY) 2014, which includes funding for the Department of Justice, Department…

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Managing water with natural infrastructure: win-wins for people and wildlife

By Terence Houston, Science Policy Analyst The US Senate is moving forward with a new Water Resources Development Act, a comprehensive bill that authorizes funding for Army Corps of Engineers projects related to flood management, environmental restoration and other water resources infrastructure issues. The bipartisan legislation (S. 601) is sponsored by Senate Environment and Public Works Committee Chairwoman Barbara Boxer…

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When it comes to invasive species, can we learn from our mistakes?

This post contributed by ESA member Aviva Glaser, who works on agricultural policy for the National Wildlife Federation Seven years, my father decided to plant bamboo in his backyard, in an effort to improve the landscaping. A few years later, and sprouts can be seen creeping out from the bamboo grove in every direction. While my father keeps the bamboo…

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