Sentences with phrase «habitat patches»

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«What's new here,» Zavaleta says, «is reminding us that it's not just important to protect a diversity of species but also important to protect the mosaic of habitat patches in a landscape.»
Many coral reef species live on separate habitat patches on coral reefs that are linked through larval dispersal into a larger population network.
Comparison of the thermal and nutritional regimes among main channel and floodplain habitat patches
This landscape - scale project involved surveying thirty sites for the presence of seven species of chaparral - dependent birds, beginning in a two - acre habitat patch created forty years earlier by development.
In fact, they also find that areas outside nature reserves are showing increases in favorable panda habitat patches, thanks to sweeping nation - wide conservation efforts to curb deforestation and return cropland to forest.
Last July, the group planted endangered Torreya taxifolia seedlings in new habitat patches north of their customary domain in Florida, where it is becoming too hot for the conifers to survive.
This is, indeed, excellent for birds; published studies have shown that bird abundance, and better yet bird species diversity, are higher in habitat patches where coyotes are present, than in patches which lack coyotes and have more cats.
Dispersal sinks or habitat sinks, are patches of low - quality habitat that are unable to sustain a population of a particular species were it not for immigration from higher quality habitat patches — called sources — nearby.
Much of the Canmore area has been designated a wildlife corridor which allows animals such as bears, cougar, wolves, and elk to move between habitat patches.
«This species has been restricted to a fragmented series of habitat patches, and numbers are so low that they are at obvious risk of loss of genetic diversity and ability to withstand change,» he says.
The total range for the bears decreased by 5 % between 1976 and 2001, and the average size of a habitat patch decreased by nearly a quarter, BBC reports.
To diffuse these threats, conservation biologists suggest creating or leaving corridors of the natural landscape to let animals move between the habitat patches.
However, there was a growing fragmentation between those habitat patches, due to human activities such as roads or development, and natural events, such as the catastrophic Wenchuan Earthquake in 2008.
However, the average size of the habitat patches decreased by 23 percent from 1976 to 2001.
SH: Nevertheless, what I see in the future is there will be mixed models that perhaps have neutral dynamics within habitat patches, but not across habitat patches.
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