Andrena

Forest

Continuous stand of trees and includes both forested areas (generally with a closed canopy) and wooded areas.

Shrubland

Includes ecosystems dominated by shrubs and low woody vegetation, often interspersed with grasses or sparse trees.

Grassland

Comprised of grasses and broadleaved herbaceous plants, and are either without woody plants.

Wetlands (inland)

Characterized by waterlogged soils, seasonal or permanent water, and vegetation adapted to saturated conditions.

Rocky areas

Defined by minimal soil, sparse vegetation, and extreme conditions.

Marine coastal

Coastal habitats above the high tide mark.

Artificial terrestrial

Human-made environments such as urban areas, agricultural lands, and transport corridors.

Other

A habitat type not covered by any of the other categories in the system.

Unknown

Not yet classified or where the habitat type is unclear.