Related topics: species · patients · plos one · climate change · fish

Fishing for genes

Just as steelhead trout migrate from saltwater to freshwater and back, MBARI's Environmental Sample Processors (ESPs)—first developed for research in the ocean—have been getting a lot of use in freshwater over the last ...

Algae-killing viruses spur nutrient recycling in oceans

Scientists have confirmed that viruses can kill marine algae called diatoms and that diatom die-offs near the ocean surface may provide nutrients and organic matter for recycling by other algae, according to a Rutgers-led ...

Wary US swimmers share waves with deadly sharks off Cape Cod

At the entrance to Newcomb Hollow Beach, at the tip of the Cape Cod peninsula, the picture of a great white shark reminds swimmers that the US shores of the Atlantic must be shared with the ocean's most feared predator.

Population

In biology, a population is the collection of inter-breeding organisms of a particular species; in sociology, a collection of human beings. Individuals within a population share a factor may be reduced by statistical means, but such a generalization may be too vague to imply anything. Demography is used extensively in marketing, which relates to economic units, such as retailers, to potential customers. For example, a coffee shop that wants to sell to a younger audience looks at the demographics of an area to be able to appeal to this younger audience.

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