Category Archives: Fisheries

Why and how Jellyfish are taking over the world

Posted on March 19, 2019 by

Preface.  The more climate change kicks in, the more we over-fish, pollute, acidify and warm the ocean, create vast dead zones, and trawl ocean bottoms, the better the jellyfish do. It is quite possible that the ocean ecosystem will shift … Continue reading →

Posted in Books, Extinction, Fisheries, Jellyfish, Peak Food | Tagged , | 5 Comments

Deep-sea trawling harms biodiversity and carbon storage

Posted on January 5, 2019 by

Preface. Overfishing has eliminated 90% of the world’s large predatory fishes and is devastating marine ecosystems. Bottom trawling is one of the most devastating ways our oceans are being overfished, degraded and biodiversity destroyed .  This industry tossed 437 million … Continue reading →

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Toxic algae slime spreading quickly across the earth

Posted on January 20, 2018 by

2017-8-19. Ocean Slime Spreading Quickly Across the Earth. Craig Welch, National Geographic. Toxic algae blooms, perhaps accelerated by ocean warming and other climate shifts, are spreading, poisoning marine life and people. When sea lions suffered seizures and birds and porpoises … Continue reading →

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“World Scientists’ Warning to Humanity: A Second Notice”

Posted on November 24, 2017 by

Preface. I’m sure anyone reading this post knows it is too late to do anything but eat, drink, and be merry, for tomorrow …  Although this warning was widely published, it was left out of over half of the top … Continue reading →

Posted in Biodiversity Loss, Deforestation, Fisheries, Scientists Warnings to Humanity | Tagged , , , | 2 Comments

Overfishing is driving large marine creatures extinct

Posted on August 23, 2017 by

[Overfishing is driving marine mammals extinct.  Luckily oil will soon begin a relentless decline and fishing boats won’t be able to travel to the ends of the world using spotter planes to net the remaining schools of fish.  And it … Continue reading →

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Nitrogen fertilizer poses significant threats to humans and the environment

Posted on August 11, 2017 by

NRC. 2015. A Framework for Assessing Effects of the Food System. National Research Council, National Academies Press. 19 pages.   Nitrogen (N) is essential for agricultural productivity, but in its more reactive forms, it can pose significant threats to humans … Continue reading →

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Biggest threat to biodiversity is not climate change: it’s agriculture, fishing, and hunting

Posted on April 29, 2017 by

[ This article makes the point that other factors are far more to blame for biodiversity loss than climage change. And with “peak everything“, especially peak oil, but also peak coal, and peak natural gas — greenhouse gas emissions will … Continue reading →

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Menhaden going extinct — the key food source at bottom of food web

Posted on October 4, 2016 by

[ This is a really long introduction so I can reply to a comment that menhaden are “neither overfished nor experiencing overfishing”.   Huh? Both their numbers and range are small compared to their original population. If there were a reduction, … Continue reading →

Posted in Biodiversity Loss, Extinction, Fisheries, Starvation | Tagged , , , , | 6 Comments

Sardine fishery threatened

Posted on February 28, 2012 by

Milius, S. 27 Feb 2012. Sardine fishery may be in peril. Conditions in northeast Pacific echo those related to collapse last century. Science News. The Sardine fishery was once the largest of any species in the Western hemisphere.  It’s still … Continue reading →

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