Rhombic Night Adder
Rhombic Night AdderRhombic Night AdderRhombic Night AdderRhombic Night Adder

Rhombic Night Adder

Causus rhombeatus

Least ConcernNear ThreatenedVulnerableEndangeredCritically Endangered
10–20% · With luck
overall probability at Addo Elephant National Park
35 Verified records at Addo Elephant National Park
April Best month highest sighting rate
☀️ Diurnal When it's active during daytime hours (6am–6pm)

Causus rhombeatus, commonly known as the rhombic night adder, is a species of venomous snake in the subfamily Viperinae of the family Viperidae. The species is native to Sub-Saharan Africa. No subspecies are recognized as being valid. Wikipedia →

10–20% of wildlife watchers report a Rhombic Night Adder sighting in Addo Elephant National Park, based on 35 days of visitor records from GBIF citizen-science data.

Closest Relatives at Addo Elephant National Park

Puff Adder
LC

Puff Adder

☀️ Diurnal Reptile

Bitis arietans

10–20% · With luck
Albany Adder
EN

Albany Adder

Reptile

Bitis albanica

<5% · Rare
Berg Adder
LC

Berg Adder

☀️ Diurnal Reptile

Bitis atropos

Insufficient data

📅 Monthly Probability

5–10
Jan
10–20
Feb
10–20
Mar
10–20
Apr
5–10
May
5–10
Jun
5–10
Jul
5–10
Aug
<5
Sep
5–10
Oct
10–20
Nov
10–20
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 Garden Route National Park 🇿🇦 South Africa
10–20%
2 Addo Elephant National Park 🇿🇦 South Africa
10–20%
3 South Luangwa National Park 🇿🇲 Zambia
Insufficient data
4 Kafue National Park 🇿🇲 Zambia
Insufficient data
5 iSimangaliso Wetland Park 🇿🇦 South Africa
Insufficient data
6 Kruger National Park 🇿🇦 South Africa
Insufficient data

Quick answers

What are the chances of seeing a Rhombic Night Adder in Addo Elephant National Park?

About 10% of wildlife watchers report a Rhombic Night Adder sighting in Addo Elephant National Park, based on 35 days of visitor records from GBIF citizen-science data.

When is the best time to see Rhombic Night Adder in Addo Elephant National Park?

April has the highest sighting rate for Rhombic Night Adder in Addo Elephant National Park in our monthly data.

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