Mortensen's Frog
Sylvirana mortenseni
- KingdomAnimalia (Animals)
- PhylumChordata (Cordats)
- ClassAmphibia (Amfibis)
- OrderAnura (Anurs)
- FamilyRanidae (Rànids)
- GenusSylvirana
- SpeciesSylvirana mortenseni (Mortensen's Frog)
Closest Relatives at Khao Yai National Park
Sapgreen stream frog
Sylvirana nigrovittata
Green Paddy Frog
Hylarana erythraea
Taipei frog
Hylarana taipehensis
Khao Yai Frog
Odorrana indeprensa
Common Indian Toad
Duttaphrynus melanostictus
Spot-legged Tree Frog
Polypedates megacephalus
Khorat big-mouthed frog
Limnonectes megastomias
Mukhlesur's Narrow-mouthed Frog
Microhyla mukhlesuri
Alpine Cricket Frog
Fejervarya limnocharis
Arcuate-spotted Pygmy Frog
Microhyla heymonsi
Asian Painted Frog
Kaloula pulchra
Berdmore's Chorus Frog
Microhyla berdmorei
📅 Monthly Probability
☀️ When They're Spotted
Most active during daytime hours (6am–6pm) · across all parks (global)
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 | Khao Yai National Park | 🇹🇭 Thailand |
More parks will be added in future updates.
Quick answers
What are the chances of seeing a Mortensen's Frog in Khao Yai National Park?
About 33% of visitor-days record a Mortensen's Frog sighting in Khao Yai National Park, based on 48 observer-days of citizen-science data from GBIF.
When is the best time to see Mortensen's Frog in Khao Yai National Park?
September has the highest sighting rate for Mortensen's Frog in Khao Yai National Park in our monthly data.