British Trust for Ornithology

Rated 4.67(12) — British Trust for Ornithology

The Bird Atlas Mapstore App presents breeding and winter season distribution and change maps for all species, where data are available, from the BTO/BirdWatch Ireland/SOC Bird Atlas 2007-11.

Rated 4.68(40) — British Trust for Ornithology

BTO Ringers Info: an app to help bird ringers, nest recorders and scientists check the correct ring sizes/codes to use for each bird species ringed in the UK (for both adults and pulli). Also contains useful info on the types of rings themselves (sizes...

Rated 2.53(60) — British Trust for Ornithology

The bird recording app designed for use by birders worldwide to help keep track of observations and targets. Visits can be recorded using a variety of species baselists making it useful both at home and abroad. Individual observations can be recorded...