Estimating Flock Size

Estimating the human health risk from possible BSE infection of the British sheep flock

January, 2017

Counting Shorebirds: Tools, Tips, And Tricks

How to Count Birds : Help Center

How to count birds by Drew Weber

How to count birds by Drew Weber

Aerial Observer's Guide

Long-range UAVs for anti-poaching solutions and wildlife application.

Mean flock size as a function of the total population of redshanks

CLCAC acknowledges World Migratory Bird Day 2021, birds, habitat