I don’t know how much you’ve looked around, but I was pointed towards this in the Tutorials section
https://forum.inaturalist.org/t/how-to-use-inaturalists-search-urls-wiki/63/51
And this supplement in Tony Rebelo’s journal
https://www.inaturalist.org/journal/tonyrebelo/17377
I have found both to be very useful, tho I am just starting to work my way through them.