Great-billed Heron
Great-billed HeronGreat-billed HeronGreat-billed Heron

Great-billed Heron

Ardea sumatrana

Least ConcernNear ThreatenedVulnerableEndangeredCritically Endangered
<5% · Rare
overall probability at Danum Valley Conservation Area
59 Verified records at Danum Valley Conservation Area
September Best month highest sighting rate
☀️ Diurnal When it's active during daytime hours (6am–6pm)

The great-billed heron (Ardea sumatrana) is a wading bird of the heron family, resident from southeast Asia to Papua New Guinea and Australia. Wikipedia →

<5% of wildlife watchers report a Great-billed Heron sighting in Danum Valley Conservation Area, based on 59 days of visitor records from GBIF citizen-science data.

Closest Relatives at Danum Valley Conservation Area

Great Egret
LC Endemic

Great Egret

☀️ Diurnal Bird

Ardea alba

<5% · Rare
Purple Heron
LC

Purple Heron

☀️ Diurnal Bird

Ardea purpurea

Insufficient data
Little Egret
LC

Little Egret

☀️ Diurnal Bird

Egretta garzetta

<5% · Rare
intermediate egret

intermediate egret

☀️ Diurnal Bird

Egretta intermedia

<5% · Rare
Nankeen Night-Heron
LC

Nankeen Night-Heron

☀️ Diurnal Bird

Nycticorax caledonicus

<5% · Rare
Striated Heron
LC

Striated Heron

☀️ Diurnal Bird

Butorides striata

<5% · Rare
Black-crowned Night Heron
LC

Black-crowned Night Heron

☀️ Diurnal Bird

Nycticorax nycticorax

Insufficient data
Malayan Night Heron
LC

Malayan Night Heron

☀️ Diurnal Bird

Gorsachius melanolophus

Insufficient data
Chinese Pond Heron
LC

Chinese Pond Heron

🌅 Crepuscular Bird

Ardeola bacchus

Insufficient data

📅 Monthly Probability

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

☀️ When They're Spotted

Most active during daytime hours (6am–6pm) · across all parks (global)

☀️Diurnal
☀️🌙🌙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 Daintree National Park 🇦🇺 Australia
20–30%
2 Nitmiluk National Park 🇦🇺 Australia
5–10%
3 Bali Barat National Park 🇮🇩 Indonesia
5–10%
4 Danum Valley Conservation Area 🇲🇾 Malaysia
<5%
5 Kakadu National Park 🇦🇺 Australia
<5%
6 Kinabatangan Wildlife Sanctuary 🇲🇾 Malaysia
<5%
7 Way Kambas National Park 🇮🇩 Indonesia
Insufficient data
8 Lorentz National Park 🇮🇩 Indonesia
Insufficient data

Quick answers

What are the chances of seeing a Great-billed Heron in Danum Valley Conservation Area?

About 4% of wildlife watchers report a Great-billed Heron sighting in Danum Valley Conservation Area, based on 59 days of visitor records from GBIF citizen-science data.

When is the best time to see Great-billed Heron in Danum Valley Conservation Area?

September has the highest sighting rate for Great-billed Heron in Danum Valley Conservation Area in our monthly data.

← Back to Danum Valley Conservation Area