Granular Poison Frog
Granular Poison FrogGranular Poison FrogGranular Poison FrogGranular Poison Frog

Granular Poison Frog

Oophaga granulifera

Least ConcernNear ThreatenedVulnerableEndangeredCritically Endangered
10–20% · With luck
overall probability at Piedras Blancas National Park
10 Verified records at Piedras Blancas National Park
September Best month highest sighting rate
🌅 Crepuscular When it's active at dawn and dusk

The granular poison frog or granular poison arrow frog (Oophaga granulifera) is a species of frog in the family Dendrobatidae, found in Costa Rica and Panama. Originally described as Dendrobates granuliferus, it was moved to Oophaga in 1994. Its natural habitats are tropical humid lowland forests; it is threatened by habitat loss. Wikipedia →

10–20% of wildlife watchers report a Granular Poison Frog sighting in Piedras Blancas National Park, based on 10 days of visitor records from GBIF citizen-science data.

Closest Relatives at Piedras Blancas National Park

Rainforest Rocket Frog
LC

Rainforest Rocket Frog

☀️ Diurnal Amphibian

Silverstoneia flotator

20–30% · Possible
Green and Black Dart-poison Frog
LC

Green and Black Dart-poison Frog

☀️ Diurnal Amphibian

Dendrobates auratus

20–30% · With luck
Golfo Dulce Poison-Dart Frog
VU Endemic

Golfo Dulce Poison-Dart Frog

☀️ Diurnal Amphibian

Phyllobates vittatus

10–20% · With luck
Giant Marine Toad
LC

Giant Marine Toad

🌙 Nocturnal Amphibian

Rhinella horribilis

50–60% · Likely
Rosenberg's Gladiator Frog
LC

Rosenberg's Gladiator Frog

🌅 Crepuscular Amphibian

Boana rosenbergi

50–60% · Likely
Red-eyed Treefrog
LC

Red-eyed Treefrog

🌙 Nocturnal Amphibian

Agalychnis callidryas

50–60% · Likely
Savage's Thin-toed Frog
LC

Savage's Thin-toed Frog

🌙 Nocturnal Amphibian

Leptodactylus savagei

50–60% · Likely
Guayaquil Dwarf Frog
LC

Guayaquil Dwarf Frog

🌅 Crepuscular Amphibian

Engystomops pustulosus

40–50% · Likely
Rainforest Toad
LC

Rainforest Toad

🌅 Crepuscular Amphibian

Incilius aucoinae

40–50% · Likely
Green Climbing Toad
LC

Green Climbing Toad

☀️🌙 Day & Night Amphibian

Incilius coniferus

30–40% · Possible
Masked Tree Frog
LC

Masked Tree Frog

🌙 Nocturnal Amphibian

Smilisca phaeota

30–40% · Possible
Boulenger's Snouted Tree Frog
LC

Boulenger's Snouted Tree Frog

🌙 Nocturnal Amphibian

Scinax boulengeri

30–40% · Possible

📅 Monthly Probability

10–20
Jan
10–20
Feb
20–30
Mar
10–20
Apr
10–20
May
10–20
Jun
20–30
Jul
10–20
Aug
30–40
Sep
20–30
Oct
20–30
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 Corcovado National Park 🇨🇷 Costa Rica
20–30%
2 Piedras Blancas National Park 🇨🇷 Costa Rica
10–20%
3 Marino Ballena National Park 🇨🇷 Costa Rica
Insufficient data
4 Manuel Antonio National Park 🇨🇷 Costa Rica
Insufficient data
5 La Amistad International Park (Panama) 🇵🇦 Panama
Insufficient data

Quick answers

What are the chances of seeing a Granular Poison Frog in Piedras Blancas National Park?

About 19% of wildlife watchers report a Granular Poison Frog sighting in Piedras Blancas National Park, based on 10 days of visitor records from GBIF citizen-science data.

When is the best time to see Granular Poison Frog in Piedras Blancas National Park?

September has the highest sighting rate for Granular Poison Frog in Piedras Blancas National Park in our monthly data.

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