Observation-guide · 2 min
What makes a biodiversity observation useful?
A species name does not tell the whole story. Place, date and method help explain what was recorded and connect it with later visits.
Magazine
Citizen science
Learn to record useful observations, follow protocols and recognize the limits of identification and sampling.
18
All articles
Flowers and pollinators
Mycology
Behaviour and communication
Botany
Conservation and restoration
Discoveries
Features
Natural history
Questions and answers
Field observation guides
Microscopic world
Tracks and signs
Nature at night
Seasons and natural changes
Evolution and adaptations
Life in extreme environments
Everyday nature
Citizen science
Magazine
Citizen science
Observation-guide · 2 min
How to record observation effort without confusing absence with non-detection
A zero can describe a search with no results, but it does not prove that a species does not live there. Interpretation requires knowing what was sought and how.