# "Construction" or "Organism" annotation for stony corals

**URL:** <https://forum.inaturalist.org/t/construction-or-organism-annotation-for-stony-corals/75345>\
**Category:** General\
**Created:** [February 3, 2026, 2:34pm UTC](https://forum.inaturalist.org/t/construction-or-organism-annotation-for-stony-corals/75345 "2026-02-03T14:34:54Z")\
**Posts on this page:** 1\
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**Author:** ![eyekosaeder](https://sea2.discourse-cdn.com/flex016/user_avatar/forum.inaturalist.org/eyekosaeder/32/66699_2.png) [@eyekosaeder](https://forum.inaturalist.org/u/eyekosaeder)\
**Post date:** [February 3, 2026, 5:16pm UTC](https://forum.inaturalist.org/t/construction-or-organism-annotation-for-stony-corals/75345/3 "2026-02-03T17:16:21Z")

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Agreed with “organism” but tending more towards none. Due to how corals build their skeletons, I would consider this case to be the same as mollusc shells. Tiwane has said:

> [@Shell - annotations unclear](https://forum.inaturalist.org/t/shell-annotations-unclear/69559/2):
>
> For a snail/bivalve, just mark it as `dead`. I’d choose `organism` for evidence of presence if you like, but it’s not necessary, I’d imagine. For these organisms, I think it’s implied that a shell is part of the evidence in almost all cases.

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