Here are the
Use this form to search for specific bioregions by various criteria.
Select a region by the presence of one of the following major taxa groups.
Arthropods (NB same sources for terrestrial)
Bacillariophyceae (= diatoms)
Zygophyceae (= desmids)
Use the following 1 to 3 select lists to choose a region by its characteristics.
Absolute maxiumum temperature [ deg C ]
Absolute minimum temperature [ deg C ]
Ice Free Area [ km2 ]
Mean air temperature (annual) [ deg C ]
Mean summer temperature (Dec, Jan, Feb) [ deg C ]
Mean wind speed [ days ]
Mean winter temperature (June, July, August) [ deg C ]
Total daydegrees above 0 sum per year [ ? ]
Total Surface Area [ km2 ]