For example , the number of different beetle taxa found in a field can be used as an indicator of biodiversity .
Ecosystems are complex and ecological indicators can help describe them in simpler terms that can be understood and used by non-scientists to make management decisions .
The number of different beetle taxa found in a field can be used as an indicator of biodiversity .
Ecosystems are complex and ecological indicators can help describe them in simpler terms that can be understood and used by non-scientists to make management decisions .