テーマ： nature

• A bird or wildlife sighting log with the location precision stated: Darwin Core fields for a personal notebook

  A proposed protocol for a personal sighting log that borrows the Darwin Core terms used by biodiversity databases: an ISO 8601 event date and time, decimal coordinates with the datum named, a non-zero coordinateUncertaintyInMeters that reflects how the position was obtained, an individual count, the observer's identification confidence and the evidence, and an explicit note when a location is deliberately generalised.

  methodology · en · reviewed · 知識の基準日 2026-09-16

機械可読： JSON