Mascarene Ridged Frog
Ptychadena mascareniensis
- KingdomAnimalia (Animals)
- PhylumChordata (Cordats)
- ClassAmphibia (Amfibis)
- OrderAnura (Anurs)
- FamilyPtychadenidae (Grassland Frogs)
- GenusPtychadena (Ridged Frogs)
- SpeciesPtychadena mascareniensis (Mascarene Ridged Frog)
The Mascarene grass frog (Ptychadena mascareniensis), or Mascarene ridged frog, is a species of frog in the family Ptychadenidae. It is found in sub-Saharan Africa, Madagascar, and Mauritius. Its natural habitats are subtropical or tropical dry forest, subtropical or tropical moist lowland forest, subtropical or tropical swamps, subtropical or tropical moist montane forest, dry savanna, moist savanna, subtropical or tropical dry shrubland, subtropical or tropical moist shrubland, Mediterranean-type shrubby vegetation, subtropical or tropical dry lowland grassland, subtropical or tropical seasonally wet or flooded lowland grassland, subtropical or tropical high-altitude grassland, rivers, intermittent rivers, shrub-dominated wetlands, swamps, freshwater lakes, intermittent freshwater lakes, freshwater marshes, intermittent freshwater marshes, sandy shores, arable land, pastureland, plantations, rural gardens, urban areas, heavily degraded former forest, water storage areas, ponds, aquaculture ponds, irrigated land, seasonally flooded agricultural land, and canals and ditches. Phylogeography / History Ptychadena mascareniensis is the only African amphibian species thought to occur on Madagascar and the Mascarene islands. Madagascar was populated by Ptychadena frogs before the arrival of humans 2000 years ago. Wikipedia →
20–30% of wildlife watchers report a Mascarene Ridged Frog sighting in Ranomafana National Park, based on 12 days of visitor records from GBIF citizen-science data.
Closest Relatives at Ranomafana National Park
Madagascar Bright-eyed Frog
Boophis madagascariensis
Pandanus Frog
Guibemantis pulcher
Baron's Mantella
Mantella baroni
Whitebelly Reed Frog
Heterixalus alboguttatus
Ivohimanita Madagascar Frog
Mantidactylus majori
White-lipped Bright-eyed Frog
Boophis albilabris
Betsileo Reed Frog
Heterixalus betsileo
Spiny Rain Frog
Scaphiophryne spinosa
Eastern Madagascar Frog
Mantidactylus melanopleura
Tschenk's Madagascar Frog
Gephyromantis tschenki
Dumeril's Bright-eyed Frog
Boophis tephraeomystax
Boulenger's Giant Treefrog
Cophyla grandis
📅 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 | Ankarafantsika National Park | 🇲🇬 Madagascar | |
| 2 | Ranomafana National Park | 🇲🇬 Madagascar | |
| 3 | Taï National Park | 🇨🇮 Ivory Coast |
Quick answers
What are the chances of seeing a Mascarene Ridged Frog in Ranomafana National Park?
About 27% of wildlife watchers report a Mascarene Ridged Frog sighting in Ranomafana National Park, based on 12 days of visitor records from GBIF citizen-science data.
When is the best time to see Mascarene Ridged Frog in Ranomafana National Park?
May has the highest sighting rate for Mascarene Ridged Frog in Ranomafana National Park in our monthly data.