Fish Pumping News

  • High-Quality Pumps Help Fish Farms Handle Growt

    umping systems manufacturer DESMI’s Peter Laursen offers advice to farmed-fish processing plants looking to invest in high-reliability, scaleable pumps to meet production pressures. With fewer and fewer fish in our seas, fish farming has grown to become an enormous industry worldwide – with billions of dollars in revenue and continued growth forecast for decades to come. Like ...


    By DESMI A/S

  • High-Quality Pumps Help Fish Farms Handle Growth

    Pumping systems manufacturer DESMI’s Peter Laursen offers advice to farmed-fish processing plants looking to invest in high-reliability, scaleable pumps to meet production pressures. With fewer and fewer fish in our seas, fish farming has grown to become an enormous industry worldwide – with billions of dollars in revenue and continued growth forecast for decades to come. Like any ...


    By DESMI A/S

  • Salmon Migrate by Truck during California Drought

     In drought-stricken California, young Chinook salmon are hitting the road, not the river, to get to the Pacific Ocean. Millions of six-month-old smolts are hitching rides in tanker trucks because California's historic drought has depleted rivers and streams, making the annual migration to the ocean too dangerous for juvenile salmon. "The drought conditions have caused lower flows in the ...


    By Associated Press

  • Environment Agency teams rescue thousands of fish distressed by the heatwave

    Environment Agency teams across the country have been rescuing thousands of fish in distress as a result of the recent weather. Hot weather combined with low rainfall can make fatal conditions for fish, while heavy intense rain also leads to an increase in diffuse pollution as result of pollutants washed off roads, sewerage systems and from agricultural land. Rapid changes in water conditions ...

  • Q&A with Ramez Naam Dialogues on the Environment

    Mark Tercek: You have been a Microsoft executive, a tech entrepreneur, a novelist and an author of two non-fiction books. What has that varied experience taught you about the best approach to solving environmental problems? Ramez Naam: It’s been quite a ride. Really those experiences have given me three core lessons that I bring to thinking about the ...


    By The Nature Conservancy

  • Bay delta salmon population just one-fifth its target size

    As California’s prized Central Valley Chinook salmon are arriving in markets and restaurants this week, a new analysis by the Natural Resources Defense Council and the Golden Gate Salmon Association reveals that the salmon fishery is limping along at only 20 percent of the population goal required by state and federal law. The Central Valley Project Improvement Act, passed by Congress in ...

  • DynaSwirl Microbubble Generator Launched

    Dynaflow, Inc. has recently developed a microbubble generator based on its patented DynaSwirl® technology.The DynaSwirl® bubble generator has a special design to generate a cavitation vortex core even at low pump pressures. The cavitation results in the generation of very fine bubbles. Air or other gases can also be easily introduced into the generator to increase bubble density, ...


    By Dynaflow, Inc.

  • Waterlife Design Group Works with St. Louis Zoo on Hellbender Propagation Facilities

    Waterlife Design Group, based in Apopka, FL, has recently worked with the Saint Louis Zoo to aide in their efforts to save an endangered aquatic species, the Ozark hellbender. In the summer of 2011, Waterlife Design Group worked to design, construct and install the new hellbender propagation facilities at the Saint Louis Zoo in St. Louis, Missouri. With the system designed by Waterlife Design ...


    By PRWeb

  • DYNASWIRL® and STRATOJET® Bubble Generators

    Dynaflow, Inc. has developed  large  flow rate bubble generators based on its two patented DynaSwirl® and StratoJet® technologies.  The DynaSwirl® bubble generator generates a highly rotating flow to create a very low pressure at the center of a vortex which cavitates. This cavitation results in vortex breakdown near the orifice and generation of very ...


    By Dynaflow, Inc.

  • Long-awaited Sacramento river fish passage improvement project breaks ground

    March 23 marked the groundbreaking for the Fish Passage Improvement Project at the Red Bluff Diversion Dam (RBDD) on the Sacramento River.  The groundbreaking commemorates a milestone in the 10-year project between CH2M HILL, U.S. Bureau of Reclamation, which owns the RBDD and the associated Tehama-Colusa Canal, and the Tehama-Colusa Canal Authority (TCCA), which operates and maintains the ...


    By CH2M Hill Companies, Ltd.

  • Global warming having direct impact on the world`s key fishing grounds

    Climate change is emerging as the latest threat to the world's dwindling fish stocks a new report by the UN Environment Programme (UNEP) suggests. At least three quarters of the globe's key fishing grounds may become seriously impacted by changes in circulation as a result of the ocean's natural pumping systems fading and falling they suggest. These natural pumps, dotted at sites across the ...

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