Glossy Swiftlet

Glossy Swiftlet

Collocalia esculenta

Least ConcernNear ThreatenedVulnerableEndangeredCritically Endangered
Daily sighting probability ~30% · Possible
at Tangkoko Nature Reserve
557 Verified sightings at Tangkoko Nature Reserve From 2019 to 2026
1,222 Verified sightings across all 2 parks From 2019 to 2026
July Best month highest sighting rate
🌅 Crepuscular When it's spotted at dawn and dusk

About the Glossy Swiftlet

The glossy swiftlet (Collocalia esculenta) is a species of swift in the family Apodidae. It is found on the Indonesian island of Sulawesi and eastwards to New Guinea, the Bismarck Archipelago and the Solomon Islands. The glossy swiftlet was described by the Swedish naturalist Carl Linnaeus in 1758 in the tenth edition of his Systema Naturae under the binomial name Hirundo esculenta. The type locality is Ambon Island, one of the Maluku Islands of Indonesia. The specific epithet esculenta is from esculentus the Latin word for "edible".

There are 17 recognised subspecies: C. e. minuta Stresemann, 1925 – Tanahjampea (Paula Jampea) and Kalao Island (in the Flores Sea south of Sulawesi) C. e. esculenta (Linnaeus, 1758) – central and southern Sulawesi through Banggai and Sula Islands to central and southern Maluku Islands (possibly Aru Islands)

C. e. manadensis Salomonsen, 1983 – northern Sulawesi to Sangihe Islands and the Talaud Islands C. e. spilura Gray, GR, 1866 – northern Maluku Islands C. e. amethystina Salomonsen, 1983 – Waigeo Island (off northwestern New Guinea)

C. e. numforensis Salomonsen, 1983 – island of Numfor (off northwestern New Guinea) C. e. nitens Ogilvie... Wikipedia →

Global Distribution

Where this species is recorded worldwide. Restricted to human observations from 2019 onwards — the same kind of record and the same period the probabilities on this page are built from, so collar-tracking studies, camera-trap arrays and museum specimens are excluded. Around Santa Rosa that removes 5,924 GPS fixes from a handful of tagged jaguars.

where this species is recorded (GBIF density — it tracks where observers go, not how likely a sighting is)  ·  parks where it occurs — tap a pin for the sighting probability there

Parks Where Found

# Park Country Daily sighting probability
1 Raja Ampat 🇮🇩 Indonesia
~40%
2 Tangkoko Nature Reserve 🇮🇩 Indonesia
~30%

Quick answers

What are the chances of seeing a Glossy Swiftlet in Tangkoko Nature Reserve?

About 30% of wildlife watchers report a Glossy Swiftlet sighting in Tangkoko Nature Reserve, based on 557 verified sightings from GBIF citizen-science data.

When is the best time to see Glossy Swiftlet in Tangkoko Nature Reserve?

July has the highest sighting rate for Glossy Swiftlet in Tangkoko Nature Reserve in our monthly data.

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