Sargassum natans
E83418
Sargassum natans is a free-floating brown alga commonly found in the Sargasso Sea, where it forms extensive mats that provide habitat for diverse marine life.
All labels observed (4)
| Label | Occurrences |
|---|---|
| Sargassum | 2 |
| Sargassum natans canonical | 2 |
| Sargassopsis | 1 |
| Sargassum fluitans | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T677503 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Sargassum natans Context triple: [Sargasso Sea, hasBiota, Sargassum natans]
-
A.
Dactylortyx
Dactylortyx is a genus of New World quails known for their ground-dwelling habits in forested and brushy habitats of Central America.
-
B.
Genlisea
Genlisea is a genus of carnivorous plants, commonly called corkscrew plants, that capture and digest small organisms using specialized underground leaf traps.
-
C.
Casuarina
Casuarina is a coastal northern suburb of Darwin in Australia's Northern Territory, known for its major shopping centre and popular beach.
-
D.
Calamis
Calamis was an ancient Greek sculptor renowned for his elegant and refined bronze works in the early Classical period.
-
E.
Dorstenia
Dorstenia is a genus of unusual, often low-growing tropical plants known for their distinctive, flattened, star- or disk-shaped inflorescences.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Sargassum natans Target entity description: Sargassum natans is a free-floating brown alga commonly found in the Sargasso Sea, where it forms extensive mats that provide habitat for diverse marine life.
-
A.
Dactylortyx
Dactylortyx is a genus of New World quails known for their ground-dwelling habits in forested and brushy habitats of Central America.
-
B.
Genlisea
Genlisea is a genus of carnivorous plants, commonly called corkscrew plants, that capture and digest small organisms using specialized underground leaf traps.
-
C.
Casuarina
Casuarina is a coastal northern suburb of Darwin in Australia's Northern Territory, known for its major shopping centre and popular beach.
-
D.
Calamis
Calamis was an ancient Greek sculptor renowned for his elegant and refined bronze works in the early Classical period.
-
E.
Dorstenia
Dorstenia is a genus of unusual, often low-growing tropical plants known for their distinctive, flattened, star- or disk-shaped inflorescences.
- F. None of above. chosen
Statements (44)
| Predicate | Object |
|---|---|
| instanceOf |
marine alga
ⓘ
species of brown alga ⓘ |
| associatedWith |
Sargassum crab
ⓘ
Sargassum fish (Histrio histrio) ⓘ |
| authority |
(Linnaeus) Gaillon
ⓘ
linked to:
Carl Linnaeus
|
| buoyancyStructure | gas-filled vesicles ⓘ |
| class | Phaeophyceae ⓘ |
| color | brown ⓘ |
| commonName | floating sargassum ⓘ |
| distribution |
North Atlantic Ocean
ⓘ
linked to:
Atlantic Ocean
Sargasso Sea ⓘ |
| ecologicalRole |
habitat provider
ⓘ
primary producer ⓘ |
| environment | marine ⓘ |
| family | Sargassaceae ⓘ |
| forms | floating mats ⓘ |
| genus |
Sargassum
ⓘ
linked to:
Sargassum natans
|
| growthForm | free-floating ⓘ |
| habitat |
Sargasso Sea
ⓘ
open ocean ⓘ pelagic zone ⓘ |
| kingdom | Chromista ⓘ |
| lacks |
holdfast
ⓘ
true leaves ⓘ true roots ⓘ |
| lifeForm | macroalga ⓘ |
| mobility | drifting ⓘ |
| nutrientUptake | through thallus surface ⓘ |
| order | Fucales ⓘ |
| photosyntheticPigment |
chlorophyll a
ⓘ
chlorophyll c ⓘ fucoxanthin ⓘ |
| phylum | Ochrophyta ⓘ |
| providesHabitatFor |
crustaceans
ⓘ
fish larvae ⓘ invertebrates ⓘ sea turtles ⓘ |
| reproduction | vegetative fragmentation ⓘ |
| salinityPreference | oceanic salinity ⓘ |
| scientificName | Sargassum natans ⓘ |
| subjectOf |
studies on Sargasso Sea ecology
ⓘ
studies on pelagic ecosystems ⓘ |
| taxonRank | species ⓘ |
| trophicLevel | primary producer ⓘ |
How these facts were elicited
The pipeline generated the facts above by prompting gpt-5.1 with this entity's name + description and the instruction below.
Instruction
You are a knowledge base construction expert. Given a subject entity and a description of it, return factual statements that you know for the subject as a JSON list of dictionaries(triples), where keys must be "subject", "predicate" and "object". The number of facts may be very high, between 25 to 50 or more, for very popular subjects. For less popular subjects, the number of facts can be very low, like 5 or 10. # Requirements - If you don't know the subject at all, return an empty list. - If the subject is not a named entity, return an empty list. - Include at least one triple where predicate is "instanceOf". - Do not get too wordy. - Separate several objects into multiple triples with one object.
Input
Subject: Sargassum natans Description of subject: Sargassum natans is a free-floating brown alga commonly found in the Sargasso Sea, where it forms extensive mats that provide habitat for diverse marine life.
Referenced by (6)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Sargassum natans
linked to: Sargassum natans
linked to: Sargassum natans
linked to: Sargassum natans