Gray-rumped Treeswift

Gray-rumped Treeswift

Hemiprocne longipennis

Least ConcernNear ThreatenedVulnerableEndangeredCritically Endangered
0–10% · With luck
overall probability at Khao Sok National Park

Closest Relatives at Khao Sok National Park

Whiskered Treeswift
LC

Whiskered Treeswift

🌅 Crepuscular Bird

Hemiprocne comata

10–20% · With luck
White-nest Swiftlet
LC

White-nest Swiftlet

🌅 Crepuscular Bird

Aerodramus fuciphagus

40–50% · Likely
Silver-rumped Needletail
LC

Silver-rumped Needletail

🌅 Crepuscular Bird

Rhaphidura leucopygialis

10–20% · Possible
Asian Palm-Swift
LC

Asian Palm-Swift

🌅 Crepuscular Bird

Cypsiurus balasiensis

10–20% · Possible
Pacific Swift
LC

Pacific Swift

☀️ Diurnal Bird

Apus pacificus

10–20% · With luck
House Swift
LC

House Swift

🌅 Crepuscular Bird

Apus nipalensis

<5% · Rare
Brown-backed Needletail
LC

Brown-backed Needletail

🌅 Crepuscular Bird

Hirundapus giganteus

<5% · Rare
Plume-toed Swiftlet

Plume-toed Swiftlet

🌅 Crepuscular Bird

Collocalia affinis

<5% · Rare
Cook's Swift

Cook's Swift

Bird

Apus cooki

<5% · Rare

📅 Monthly Probability

0–10
Jan
0–10
Feb
0–10
Mar
10–20
Apr
<5
May
10–20
Jun
<5
Jul
<5
Aug
<5
Sep
<5
Oct
<5
Nov
10–20
Dec

🌅 When They're Spotted

Most active at dawn and dusk · across all parks (global)

🌅Crepuscular
☀️🌙🌙12am6am12pm6pm12am

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 Probability
1 Bali Barat National Park 🇮🇩 Indonesia
30–40%
2 Khao Luang National Park 🇹🇭 Thailand
20–30%
3 Danum Valley Conservation Area 🇲🇾 Malaysia
10–20%
4 Kaeng Krachan National Park 🇹🇭 Thailand
10–20%
5 Way Kambas National Park 🇮🇩 Indonesia
10–20%
6 Khao Sok National Park 🇹🇭 Thailand
0–10%
7 Kinabalu Park 🇲🇾 Malaysia
<5%
8 Kinabatangan Wildlife Sanctuary 🇲🇾 Malaysia
<5%
9 Kerinci Seblat National Park 🇮🇩 Indonesia
Insufficient data

Quick answers

What are the chances of seeing a Gray-rumped Treeswift in Khao Sok National Park?

About 7% of visitor-days record a Gray-rumped Treeswift sighting in Khao Sok National Park, based on 51 observer-days of citizen-science data from GBIF.

When is the best time to see Gray-rumped Treeswift in Khao Sok National Park?

June has the highest sighting rate for Gray-rumped Treeswift in Khao Sok National Park in our monthly data.

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