Is there a code meaning “Doesn’t have Field X”, analogous to Not_in_Project etc? I need to add Fields to a few thousand observations, using each of about 40 Fields, adding each to about 50-100 observations. I need to find which observations do not yet have the Field. I planned to search in Edit Obs…

Filtering to observations WITHOUT a specified Field

karoopixie August 3, 2019, 10:17am 3

&without_field=Field+name

1 Like

How to use iNaturalist's Search URLs - wiki part 1 of 2

Topic		Replies	Views
API search for observations without field General	3	44	March 25, 2025
Finding observations without observation fields? General question	3	706	May 26, 2020
Possible to filter observations & then add those selected observations to a project? General	9	350	October 25, 2020
Make fields parameters for collection projects or turn some fields into annotations General	2	508	October 11, 2019
Removing an observation field without losing data? General	4	148	October 30, 2024