Wetland and Aquatic Research Center

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Keep up to date with WARC news.

Filter Total Items: 32
Date published: April 25, 2018

Invasive Cuban Treefrogs Leap Out of Florida, Establish First Known Population in Louisiana

A population of exotic invasive Cuban treefrogs has been discovered in New Orleans, more than 430 miles (700 kilometers) from the nearest known population in Florida, making this the first known breeding population in the mainland United States outside that state, reports a new study by the U.S. Geological Survey. 

Scroll down to hear and download calls of Cuban treefrogs and two native treefrogs.

Date published: April 23, 2018

USGS Tracks How Hurricane Floodwaters Spread Non-Native Freshwater Plants and Animals

Hurricanes Harvey, Irma, Maria, and Nate may have spread non-native freshwater plants and animals into new water bodies, where some of them can disrupt living communities or change the landscape.

Date published: March 19, 2018

New genetic test detects manatees' recent presence in fresh or saltwater

Environmental DNA picks up traces of the elusive mammals’ saliva, skin, waste, or exhaled breaths.

 

Date published: January 19, 2018

Scientists, volunteers rescue about 1,000 cold-stunned sea turtles

Florida's second-largest turtle rescue of 21st century is “exhausting, inspiring,” USGS biologist says

Date published: October 25, 2017

Biologist starting over after Hurricane Irma damages home, office, research site

Coral reef expert Caroline Rogers was the only USGS employee in the Virgin Islands when the Category 5 storm hit.

Date published: September 19, 2017

Emerging Disease Further Jeopardizes North American Frogs

A deadly amphibian disease called severe Perkinsea infections, or SPI, is the cause of many large-scale frog die-offs in the United States, according to a new study by the U.S. Geological Survey

Date published: September 13, 2017

Federal Ocean Partnership Launches DEEP SEARCH Study of Coral, Canyons, and Seeps Off the Mid- and South Atlantic Coast

Scientists beginning a three-week research cruises to study deep-sea corals, canyons and seeps departed from Norfolk, Virginia on September 12 after a one-day delay due to the effects of Hurricane Irma. USGS research oceanographer Amanda Demopoulos is the lead scientist for this cruise, the first of three planned as part of a four-and-a-half year study.

Date published: August 23, 2017

Invasive Pest May Not Be Only Cause of Recent Louisiana Marsh Die-off

A non-native insect infestation may not be the only factor involved in the ongoing die-back of a marsh grass in the Mississippi River’s “bird foot delta,” the ecologically and economically important part of coastal Louisiana where the river meets the Gulf of Mexico.

Date published: July 12, 2017

USGS: Louisiana’s Rate of Coastal Wetland Loss Continues to Slow

Lack of Major Hurricanes Since 2008 Is Likely the Main Reason

Date published: April 11, 2017

Florida Manatees Likely to Persist For At Least 100 Years—US Geological Survey  

Florida’s iconic manatee population is highly likely to endure for the next 100 years, so long as wildlife managers continue to protect the marine mammals and their habitat, a new study by the US Geological Survey and the Florida Fish and Wildlife Research Institute has found.

Date published: April 11, 2017

Media Inquiries on USGS Manatee Research

We appreciate your interest in USGS' Sirenia Project. To help inform members of the media and public, we have provided relevant publications, reports, and websites. 

Date published: March 29, 2017

USGS and Partners Team Up to Track Down Nonnative and Invasive Fishes in South Florida

The Fish Slam event discovered two nonnative fish species never seen before in Big Cypress National Preserve.