# ID A Thon Unofficial Guide

**URL:** <https://forum.inaturalist.org/t/id-a-thon-unofficial-guide/73649>\
**Category:** General\
**Created:** [December 12, 2025, 10:39pm UTC](https://forum.inaturalist.org/t/id-a-thon-unofficial-guide/73649 "2025-12-12T22:39:25Z")\
**Posts on this page:** 1\
**Showing post:** 26

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**Author:** ![lynnharper](https://sea2.discourse-cdn.com/flex016/user_avatar/forum.inaturalist.org/lynnharper/32/22908_2.png) [@lynnharper](https://forum.inaturalist.org/u/lynnharper)\
**Post date:** [December 13, 2025, 10:53pm UTC](https://forum.inaturalist.org/t/id-a-thon-unofficial-guide/73649/26 "2025-12-13T22:53:14Z")

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Perhaps use this exclusion metthod? [https://forum.inaturalist.org/t/how-to-use-inaturalists-search-urls-wiki-part-2-of-2/18792](https://forum.inaturalist.org/t/how-to-use-inaturalists-search-urls-wiki-part-2-of-2/18792)

Try [https://www.inaturalist.org/observations/identify?verifiable=true&place\_id=any&without\_taxon\_id=47434](https://www.inaturalist.org/observations/identify?verifiable=true&place_id=any&without_taxon_id=47434) .

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