Archive for General News

Inside a Lab’s Battle Against Aquatic Invaders

In a lab on the University of Minnesota’s St. Paul campus, bright green plants float in water-filled washtubs beneath glowing fluorescent lights. Here, researchers are actually trying to grow one of the state’s most dreaded aquatic invaders. “Right here in the middle, we have starry stonewort, which is Minnesota’s newest invasive species on the scene,” program coordinator Pat […]

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Jamaica taking action against invasive alien species

Chief Technical Director in the Ministry of Economic Growth and Job Creation, Lieutenant Colonel Oral Khan, says Jamaica is taking action to protect the country’s biodiversity against the threat of invasive alien species. Khan noted that the island is affected by more than 120 such species. These are invasive non-native plants, animals, pathogens and other […]

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Western States Adding AIS Regulations

Due to the appearance of non native aquatic species in waters across the country, states like Montana and Wyoming have developed Aquatic Invasive Species, or AIS Regulations.   Click on the following two links to access the full story. Wyoming’s regulation also requires that no live baitfish shall be collected from or transported in water taken from […]

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Marina risks are complicated by the nature of the business

Many products are marketed with the phrase “Just add water,” implying simplicity. For marina operators, however, water adds significant complications to their risk profile.  Marinas have all the usual risks associated with a property owner and business operator – physical perils, third-party liability for personal injuries and other damage, regulatory compliance and more. But additional […]

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Waterfowl Hunters Reminded of ANS Regulations in Upper Midwest

Waterfowl hunters are reminded to do their part in preventing the spread of aquatic nuisance species into or within North Dakota, Wisconsin and other upper midwestern states. Waterfowl hunters must remove plants and plant fragments from decoys, strings and anchors; remove plants seeds and plant fragments from waders and other equipment before leaving hunting areas; […]

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Volunteer program helping Northwest Montana lakes

Northwest Montana is home to about 400 lakes and a volunteer program aims to keep some of those lakes in pristine condition. Tetrault Lake in Northwest Montana has a strong advocate in Carol Blake, “when they see me out here with my gear they know I’m caring for the lake and recording.” For the past 10 years, Blake has voluntarily monitored water […]

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Keeping invasive fish species out of the Great Lakes will be expensive

The U.S. Army Corps of Engineers held a public meeting in Muskegon last night on its $275.4 million plan to keep invasive fish species out of the Great Lakes. A recent study found that electric barriers and complex noises, like the sound of boat motors, are the most effective ways to keep certain fish away. So […]

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Tiny fighters in sediments determine success of invasive marine plants

Armies of microbes that are invisible to the naked eye battle it out to determine whether exotic marine plants successfully invade new territory and replace native species, UNSW-led research shows. The genetic study, which compared microbial communities in sediments associated with an invasive alga and a native seagrass in Sydney, is the first to test […]

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Biofouling – Times Have Changed

The role of biofouling as a means of spreading marine invasive species had generally been considered to be about the same as that of ballast water. However, that view is being increasingly challenged as new data comes to light. In December 2016, Dr Theofanis Karayannis from IMO’s marine environment division gave a presentation at the […]

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