Treatment began this week to curb a pair of invasive aquatic weeds in the Delta waters around eastern Contra Costa County. But the state Division of Boating and Waterways’ list for Egeria densa ...

DISCOVERY BAY (KCBS) - Boaters and swimmers in the Sacramento-San Joaquin River Delta are finally getting some help from the state in removing a non-native plant that is flourishing uncontrollably.

Concerns are growing that an invasive water weed that has long frustrated Delta boaters and swimmers could return in force this year after an aggressive state effort to control it. In the shallow cove ...

The state began applying a chemical in waterways around Discovery Bay and Bethel Island this week to curb an invasive aquatic weed that has vexed local boaters and swimmers. For a second consecutive ...

Erradicar la "egeria densa" que cubre de un tono verde claro el cauce del Umia es misión imposible. El alga proliferó en el río hace veinte años por el descuido de un vecino de Caldas a quien un buen ...

Officials say swimmers and boat propellers are getting caught in the plant, which was likely introduced into the Delta 40 years ago when someone emptied out a home aquarium. A Contra Costa County ...

Glitter is used in a wide array of colors and shapes in apparel, footwear, cosmetics, makeup, handbags, festive decorations, arts and crafts, and jewelry, among many other applications. During the ...

Divers and wool mats on board NRC vessel, Mangapai, heading to the egeria (oxygen weed) bed to lay the wool matting in Lake Rotokawau. Photo/Supplied. An innovative and sustainable method is being ...