De Multi-Species Indicator (MSI) is the geometric average of the indices in a set of (either pre-selected or unselected) species. For the species in the indicator, counts in a particular year (the ...
Serving as indicator species for forest conservation in many countries, all gibbon species face threats of habitat loss and degradation, with most now classified as endangered or critically ...
Download the full catalogue (PDF 1.4MB), or read the highlights below. You will be randomly allocated a 1km square to visit near you. The survey then involves recording plant indicator species in five ...
Presence of these species indicates there is a high level of water pollution. Water louse and red-tailed maggot are indicator species. They are able to live in water that is moderately to highly ...