Effective and noninvasive whale and biodiversity monitoring is now possible with the help of citizen scientists, opening up new opportunities for marine conservation. Water samples collected during ...

Adaptive cluster sampling is a probabilistic design tailored to populations that exhibit rare or spatially clustered features, such as endangered species, epidemic cases or hidden cultural artefacts.

Cochran (1977) outlines eleven steps in the planning of a survey. Good sampling methods must exist in the environment of all of these steps. These steps are (1) a statement of the survey objectives, ...

Survey researchers increasingly recognize that a single survey of the general public can rarely represent the views of small groups of Americans. Such surveys frequently have too few interviews with ...

WATAUGA, Tenn. (WJHL) – The Tennessee Wildlife Resources Agency (TWRA) conducted its annual sampling of trout populations in the Watauga River. This is the first sampling of those tailwaters after ...