Tag Archives: marine ecosystem

Half of all marine life lost in 40 years: WWF report

[Global] The Living Blue Planet Report, just released by World Wildlife Fund (WWF) in collaboration with the Zoological Society of London, documents the extraordinary losses, which occurred from 1970 to 2012. Alarmingly, some fish species were found to have declined by almost 75 per cent. Continue reading Half of all marine life lost in 40 years: WWF report

Sea urchin proliferation threatens seaweed forests

Researchers from the Higher Council for Scientific Research (CSIC) and the University of Barcelona participated in an international study aimed at analyzing the dynamics of marine ecosystems and the factors causing the transformation of underwater seaweed forests into submarine Continue reading Sea urchin proliferation threatens seaweed forests

Global warming aids spread of invasive fish in Mediterranean Sea

FRISCO — The spread of invasive tropical fish into previously temperate waters is also affecting the Mediterranean Sea, according to Australian scientist monitoring the spread of rabbitfish which have already devastated algal forests in the eastern Continue reading Global warming aids spread of invasive fish in Mediterranean Sea

How red tide knocks out its competition

New research reveals how the algae behind red tide thoroughly disables — but doesn’t kill — other species of algae. The study shows how chemical signaling between algae can trigger big changes in the marine ecosystem. Marine algae fight other species of algae for nutrients and light, and, ultimately, survival… Continue reading How red tide knocks out its competition