The ‘bearded goby’ (Sufflogobius bibarbatus), a small, common, prey species of fish, has become adapted to the “toxic” conditions near the sea floor of this pelagic zone. Analysis of the fish’s gut has shown that up to 60% of its diet consists of jellyfish–a marine creature few animals prey upon due to their venomous stings. Remarkably, the fish has become the pivotal player in a newly emergent ecosystem.
In this talk, Jackson continuously returns to the three major factors that are dramatically altering our oceans: over-fishing, pollution, and climate change. These factors, he notes, do not arise and operate in isolation, but rather, they feedback into each other and “synergize” to make for a major, impending, ecological disaster.
It’s not only the Gulf of Mexico that’s suffering from “dead zones” caused by excess nutrients, such as nitrogen and phosphorus used as fertilizers. Marine dead zones are spreading in … [Read full article]