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266 matches found for "fish communities"

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Scientists Unravel Evolution of Highly Toxic Box Jellyfish

With thousands of stinging cells that can emit deadly venom from tentacles that can reach ten feet in length, the 50 or so species of box jellyfish have long been of interest to scientists and to the ...

Life Sciences | nachricht Read more
Studies show marine reserves can be an effective tool for managing fisheries

A recent study in the Gulf of California, for example, confirmed the validity of a key concept behind marine reserves--the idea that offspring produced in a protected area can replenish the stocks of ...

Life Sciences | nachricht Read more
Scientists call for "global cooling" to save coral reefs

In the lead up to United Nations Copenhagen Climate Change Conference Professors Charlie Veron (former Chief Scientist, Australian Institute of Marine Science) and Ove Hoegh-Guldberg of the ARC Centre...

Ecology, The Environment and Conservation | nachricht Read more
Deep-sea ecosystems affected by climate change

Historically, many people, including marine scientists, have considered the abyssal plains, more than 2,000 meters below the sea surface, to be relatively isolated and stable ecosystems. Howev...

Ecology, The Environment and Conservation | nachricht Read more
North Atlantic Fish Populations Shifting as Ocean Temperatures Warm

About half of 36 fish stocks in the Northwest Atlantic Ocean, many of them commercially valuable species, have been shifting northward over the last four decades, with some stocks nearly disappearing ...

Ecology, The Environment and Conservation | nachricht Read more
World interest in Australian fishery impact test

Aspects of the 'ecological risk assessment' (ERA) method have been adopted in the US, Canada, Ecuador, and the Western and Central Pacific, and by the international eco-labelling organisatio...

Ecology, The Environment and Conservation | nachricht Read more
New Park Protects Tigers, Elephants and Carbon

The Royal Government’s Council of Ministers recently declared the creation of the Seima Protection Forest, which covers more than 1,100 square miles along Cambodia’s eastern border with Vietnam. ...

Ecology, The Environment and Conservation | nachricht Read more
Frog fungus hammering biodiversity of communities

It may also be true of the frogs of Central America, where the pattern of extinctions emerges clearly only at a certain spatial scale. Everyone knows that frogs are in trouble and that some sp...

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NOAA Scientists Map Fish Habitat and Movements at Gray’s Reef Marine Sanctuary

Two related research expeditions by NOAA scientists to track the habitat preferences and movements of fish at Gray’s Reef National Marine Sanctuary may help managers protect overfished species such as...

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Time to tap climate-change-combating potential of the world's ecosystems

Investing in restoration and maintenance of the Earth's multi-trillion dollar ecosystems - from forests and mangroves to wetlands and river basins - can have a key role in countering climate chan...

Ecology, The Environment and Conservation | nachricht Read more
Shifting baselines confound river restoration

Steep reductions in the abundance of fish, shellfish, and other aquatic fauna in recent centuries are not restricted to animals that live in the sea: historical records show that species in rivers and...

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Global Warming Bringing More Extreme Heat Waves

“Global warming is bringing more frequent and severe heat waves and the result will be serious for vulnerable populations,” said Dr. Amanda Staudt, climate scientist, National Wildlife Federation. ...

Earth Sciences | nachricht Read more
Ocean Warming May Increase the Abundance of Marine Consumers

Until now, little has been known about how changes in temperatures might affect the total productivity and growth of all marine consumers (such as animals, fungi and bacteria) relative to their prey (...

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Scientists Shed New Light on Behavior of Shark “Tweens” and “Teenagers”

While shark research and conservation typically focuses on baby sharks confined to shallow habitats, or ocean-roaming adults, less is known about these intermediate-aged animals, which are the breeder...

Life Sciences | nachricht Read more
Idaho Researchers Win Grant To Explore DNA Frontier

Chemist Patrick Hrdlicka and molecular physiologist Madhu Papasani, who are both 32, were the youngest researchers chosen among several hundred applicants. They will be joined on the University of Ida...

Awards Funding | nachricht Read more
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