biotopographic unit
1. A small habitat unit with distinctive topography formed by the activities of an organism (e.g. an ant hill).

2. A small topographic unit that, by its aspect, position, or other characteristics, generates a distinctive micro-environment for living organisms. Examples include solar or shade slopes, windward slopes, and similar units in sand-dunes.

biotopographic unit
1. A small habitat unit with distinctive topography formed by the activities of an organism (e.g. an ant hill).

2. A small topographic unit that, by its aspect, position, or other characteristics, generates a distinctive micro-environment for living organisms. Examples include solar or shade slopes, windward slopes, and similar units in sand-dunes.

biotopographic unit A small habitat unit with distinctive topography formed by the activities of an organism, e.g. an ant hill, or a tussock. The term may also refer to small topographic units that, by their aspect, position, or other characteristics, generate distinctive micro-environments for living organisms. Examples include solar or shade slopes, windward slopes, and similar units in sand-dunes.