Unique identifier for each survey response.

Unique identity for an individual respondent (only known if the respondent provided their email address and that email address did not change over time).

A member of a non-governmental conservation, environmental, or similar organisation or society (e.g. Forest and Bird)

A member of a garden or horticultural club or society

Employed in the field of conservation, environment, or resource management

Employed in the biological sciences

An amateur bird watcher, naturalist, or ‘citizen scientist’

A student in a school or tertiary institution (university, polytech, etc)

None of the roles or interests listed applied to the respondent.

Campaign year

Resource format

Interested in results resource or not (binary variable: yes = 1, no = 0)

Survey before or after 2016 (binary variable: before = 0, after = 1)

Unique identifier for each resource in a given year