Green Heron

Closest Relatives at Ostional Wildlife Refuge

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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	Palo Verde National Park	🇨🇷 Costa Rica	60–70%
2	Tortuguero National Park	🇨🇷 Costa Rica	50–60%
3	Ría Lagartos Biosphere Reserve	🇲🇽 Mexico	40–50%
4	Celestún Biosphere Reserve	🇲🇽 Mexico	40–50%
5	Ciénaga de Zapata	🇨🇺 Cuba	40–50%
6	Lago de Yojoa	🇭🇳 Honduras	40–50%
7	Los Haitises National Park	🇩🇴 Dominican Republic	30–40%
8	Cañón del Sumidero National Park	🇲🇽 Mexico	30–40%
9	Everglades National Park	🇺🇸 United States	30–40%
10	Jaragua National Park	🇩🇴 Dominican Republic	30–40%
11	Soberanía National Park	🇵🇦 Panama	30–40%
12	Isla del Coco National Park	🇨🇷 Costa Rica	20–30%
13	Piedras Blancas National Park	🇨🇷 Costa Rica	20–30%
14	San Lorenzo Protected Forest	🇵🇦 Panama	20–30%
15	Ostional Wildlife Refuge	🇨🇷 Costa Rica	20–30%
16	Manuel Antonio National Park	🇨🇷 Costa Rica	20–30%
17	Las Baulas Marine National Park	🇨🇷 Costa Rica	20–30%
18	Bastimentos Island National Marine Park	🇵🇦 Panama	20–30%
19	Cerro Azul Meámbar National Park	🇭🇳 Honduras	10–20%
20	Montes Azules Biosphere Reserve	🇲🇽 Mexico	10–20%
21	Gandoca-Manzanillo Wildlife Refuge	🇨🇷 Costa Rica	10–20%
22	Arrecifes de Cozumel National Park	🇲🇽 Mexico	10–20%
23	Point Pelee National Park	🇨🇦 Canada	10–20%
24	La Amistad International Park (Panama)	🇵🇦 Panama	10–20%
25	Biotopo Cerro Cahuí	🇬🇹 Guatemala	10–20%
26	Sian Ka'an Biosphere Reserve	🇲🇽 Mexico	10–20%
27	Cumbres de Monterrey National Park	🇲🇽 Mexico	10–20%
28	Channel Islands National Park	🇺🇸 United States	10–20%
29	Marino Ballena National Park	🇨🇷 Costa Rica	10–20%
30	Coiba National Park	🇵🇦 Panama	10–20%
31	Darién National Park	🇵🇦 Panama	0–10%
32	Santa Rosa National Park	🇨🇷 Costa Rica	0–10%
33	Cahuita National Park	🇨🇷 Costa Rica	0–10%
34	Pico Bonito National Park	🇭🇳 Honduras	0–10%
35	Corcovado National Park	🇨🇷 Costa Rica	0–10%
36	Calakmul Biosphere Reserve	🇲🇽 Mexico	0–10%
37	Utría National Natural Park	🇨🇴 Colombia	0–10%
38	El Vizcaíno Biosphere Reserve	🇲🇽 Mexico	0–10%
39	Shenandoah National Park	🇺🇸 United States	0–10%
40	Cabo Blanco Absolute Nature Reserve	🇨🇷 Costa Rica	0–10%
41	Bahía de Loreto National Park	🇲🇽 Mexico	0–10%
42	Main Ridge Forest Reserve	🇹🇹 Trinidad and Tobago	0–10%
43	Carara National Park	🇨🇷 Costa Rica	0–10%
44	Great Smoky Mountains National Park	🇺🇸 United States	<5%
45	Joshua Tree National Park	🇺🇸 United States	<5%
46	Arenal Volcano National Park	🇨🇷 Costa Rica	<5%
47	Chagres National Park	🇵🇦 Panama	<5%
48	Big Bend National Park	🇺🇸 United States	<5%
49	Blue and John Crow Mountains National Park	🇯🇲 Jamaica	<5%
50	Braulio Carrillo National Park	🇨🇷 Costa Rica	<5%
51	Congaree National Park	🇺🇸 United States	<5%
52	Cockscomb Basin Wildlife Sanctuary	🇧🇿 Belize	<5%
53	Parque Natural Metropolitano	🇵🇦 Panama	<5%
54	Tayrona National Natural Park	🇨🇴 Colombia	<5%
55	Rincón de la Vieja National Park	🇨🇷 Costa Rica	<5%
56	Machalilla National Park	🇪🇨 Ecuador	<5%
57	Redwood National Park	🇺🇸 United States	<5%
58	Tenorio Volcano National Park	🇨🇷 Costa Rica	<5%
59	Sequoia and Kings Canyon National Parks	🇺🇸 United States	<5%
60	Death Valley National Park	🇺🇸 United States	<5%
61	Monteverde Cloud Forest Reserve	🇨🇷 Costa Rica	<5%
62	Rocky Mountain National Park	🇺🇸 United States	<5%
63	Tapantí-Macizo de la Muerte National Park	🇨🇷 Costa Rica	<5%
64	Acadia National Park	🇺🇸 United States	<5%
65	Olympic National Park	🇺🇸 United States	<5%
66	Irazú Volcano National Park	🇨🇷 Costa Rica	Insufficient data
67	Caroni Swamp	🇹🇹 Trinidad and Tobago	Insufficient data
68	Chingaza National Natural Park	🇨🇴 Colombia	Insufficient data
69	Guadalupe Mountains National Park	🇺🇸 United States	Insufficient data
70	Los Quetzales National Park	🇨🇷 Costa Rica	Insufficient data
71	Galápagos Islands	🇪🇨 Ecuador	Insufficient data
72	Voyageurs National Park	🇺🇸 United States	Insufficient data
73	Henri Pittier National Park	🇻🇪 Venezuela	Insufficient data
74	La Tigra National Park	🇭🇳 Honduras	Insufficient data
75	Volcán Barú National Park	🇵🇦 Panama	Insufficient data
76	Masaya Volcano National Park	🇳🇮 Nicaragua	Insufficient data
77	Yosemite National Park	🇺🇸 United States	Insufficient data
78	Chirripó National Park	🇨🇷 Costa Rica	Insufficient data
79	Pacific Rim National Park Reserve	🇨🇦 Canada	Insufficient data
80	Zion National Park	🇺🇸 United States	Insufficient data

Quick answers

What are the chances of seeing a Green Heron in Ostional Wildlife Refuge?

About 22% of visitor-days record a Green Heron sighting in Ostional Wildlife Refuge, based on 121 observer-days of citizen-science data from GBIF.

When is the best time to see Green Heron in Ostional Wildlife Refuge?

September has the highest sighting rate for Green Heron in Ostional Wildlife Refuge in our monthly data.