gulf
A bay which is a large, deeply indented marine water body partly enclosed by land.
Source attestations
| Source | Label / path | Assertions | Unit |
|---|---|---|---|
| GOLD | Environmental > Aquatic > Marine > Gulf |
1 | ORGANISM |
Broader habitats
- bay
ENVO:00000032 - marine water body
ENVO:00001999
Curation
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CONFIRM_UNGROUNDED
Confirmed UNGROUNDED: no ontology term fits this concept. Non-habitat screen review (#108): Environmental > Aquatic > Marine > Gulf unambiguously denotes the marine water body setting. The external chemical term label collision is unrelated to this path and is not retained as an xref. (source concept habitatmech:GOLD.3e97e1d9d2)
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DEFINED
Defined as 'gulf' under ENVO:00000032 'bay'. Definition authored from existing item-level review and committed GOLD triad evidence; no new paid research was commissioned. GOLD's Environmental > Aquatic > Marine > Gulf source denotes a marine gulf rather than the unrelated chemical term label collision rejected in #108. ENVO:00000032 'bay' is the tightest vendored genus because a gulf is a large marine bay; ENVO:00001999 'marine water body' is true but coarser and retained through the GOLD parent path, while ENVO:00000016 'sea', ENVO:00000015 'ocean', ENVO:00000475 'inlet', and ENVO:00000137 'coastal inlet' either are siblings, broader near misses, or lack the three-sided partial land enclosure. Geographic provenance supplemented on 2026-10-03 (#1230): USGS GNIS Bay includes gulf usage and partial land enclosure (https://www.usgs.gov/us-board-on-geographic-names/gnis-domestic-names-feature-classes); IHO S-32 entry 2164 describes a gulf as sea extending into land, generally larger than a bay (https://portal.iho.int/iho-ohi/S32/engView.php?page=109), consistent with bay entry 420 (https://portal.iho.int/iho-ohi/S32/engView.php?page=21). These support qualitative coastal form and relative size, not numerical size, indentation-depth or bathymetric thresholds. Deeply indented is retained as qualitative geographic interpretation, not a measured cutoff or a claim derived from GOLD triads. Generic naming usage does not make all named gulfs disjoint from named seas.