Tag: "corals" at biology news
Saudi Arabia's KAUST names WHOI first research partner
...oral reef systems research project will focus on corals
and reef fishes and provide critical information for the protection and sustainable use of coral reef ecosystems along the Saudi Arabia coast in the northern central Red Sea. The project will assess a range of threats to coral reef health and id...
What we can learn from the biggest extinction in the history of Earth
... when ocean temperatures rise during El Nio years, corals
bleach. This type of immediate response to environmental change is hard to track in the geologic record. "We hope to reconcile the short-term processes we observe operating in the modern world with the very long time scales seen in the geologic rec...
Indo-Pacific coral reefs disappearing more rapidly than expected
...rk on mitigating the effects of other stressors to corals
including nutrient pollution and destructive fishi...valuable services like buffering from storms. When corals
die, these benefits quickly disappear. Coral disease, predators, rising ocean temperatures due to cl...
Study finds contaminated water reaching Florida's offshore keys
...fs of the Upper Florida Keys, possibly threatening corals
and human health. The widespread use of in-groun...mixes with surface water and reaches the reef, the corals
as well as human health might be harmed. The findings were presented Tuesday at a meeting of the F...
How to structure a complex body plan
...). Like other sedentary colonial marine organisms, corals
may generate extremely broad structures, changing ...morphological simplicity of each module, branching corals
can generate complex architectures at the colony level of organization. In a study published in t...
Save our reef, save our heritage
...will mitigate those threats. We have to make our corals
as healthy and resilient as possible so they can withstand these stresses. Preserving Australian and World Heritage sites from dangers posed by climate change, natural disasters and conflict will be the focus of discussion at the ICOMOS conference ...
Sea anemone genome provides new view of our multi-celled ancestors
...et sea anemone, which is lumped with jellyfish and corals
into the earliest diverging eumetazoan phylum, Cnidaria, resembles the human and other vertebrate genomes more than it resembles the genomes of such well-studied "lab rats" as fruit flies and nematode worms. According to Nicholas Putnam, postdoctoral...
'Sundried tide' -- silent, natural disaster
...hile doing some field work we noticed that all the corals
in the area were about to die, so we took the oppo...eather patterns and ran an analysis of the risk of corals
being out of the water and exposed to the sun. During September 2005 Dr Anthony, Dr Kerswell and ...
Departure to cold water corals and other 'hot spots'
.... The focus of this research will be the coldwater corals
off the coast of Norway. Coldwater corals
develop in a similar way to their tropical reef counterparts. They form unique ecosystems, within w...
Investigating coral reefs to help understand past and future climate change
...cise records of sea-level changes. This is because corals
always live within very strict ecological requirements. They need clear and oxygenated water, only live in the first 50m of the sea column, at temperatures ranging from 18-35 C and within the very narrow salinity range of 35-36 per ml. Any ecological...
Marine reserves could save coral reefs
...Caribbean. The team found that the number of young corals
doubled in areas in which native fish, such as parrotfish, were protected from being caught. Young corals
are needed to replace older corals
that have been killed by storms, disease or other problems. The r...
Healthy coral reefs hit hard by warmer temperatures
...ppear pale. "We're left with a big question. Can corals
and other marine species successfully adapt or evo... year, leading to the global loss of reef-building corals
and the decline of other important species dependent on reefs," said lead study author John Bruno at...
Is climate change likely to increase disease in corals?
...em with an abundance of life. But in recent years, corals
have been dying in droves. Scientists suspect a va...that is spreading rapidly, leaving stripes of dead corals
like ribbons of death in its wake. In a new study published by PLoS Biology, John Bruno, Amy Melendy...
Healthy reefs hit hardest by warmer temperatures
... year, leading to the global loss of reef-building corals
and the decline of other important species depende...ral, or polyp. While polyps provide the framework, corals
vivid hues come from symbiotic single-celled algae that live within the polyps cells. The algae supp...
Corals -- More complex than you?
...ed on the rate of gene discovery, we estimate that corals
have as many as 20 or 25,000 genes, compared with ... mystery, but scientists are excited by it because corals
are near the root of the family tree of all living animals and can throw new light on the origin of ...
Fish growth changes enhanced by climate change
...nian east coast, and using 400-year-old deep-ocean corals
to measure temperate at depth. Dr Thresher said populations of large marine species are widely subject to two major stressors commercial fishing and climate change. Heavy exploitation increases the sensitivity of species to environmental effects a...
Massive coral death atrributed to earthquake
... more than a meter upwards, exposing and killing corals
in unprecedented numbers Townsville 12 April 200...ht to be one of the world's greatest mass death of corals
ever recorded as a result of the earthquake in Aceh, Indonesia on 28 March 2005. The survey by sci...
Massive coral death attributed to earthquake
...ght to be one of the worlds greatest mass death of corals
ever recorded as a result of the earthquake in Ace...to other threats like coral bleaching, none of the corals
uplifted by the earthquake have survived". Dr Andrew Baird of ARCCoERS says: "Amazingly, the uplift...
Ancient coral reef tells the history of Kenya's soil erosion
...re natural archives of climate change. But oceanic corals
also provide a faithful account of how people make...ver obtained in corals. A chemical analysis of the corals
revealed that Kenya has been losing valuable topsoil since the early 1900s, when British settlers be...
Smithsonian study concludes Caribbean extinctions occurred 2M years after apparent cause
...ly between 4 and 3 million years ago. At this time corals
and algae began to dominate in terms of numbers. "We don't start seeing extinction rates really increasing for another 1 million years," Jackson said. "What is most remarkable is that most of the organisms that went extinct were those that liked high...
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