Boat-billed Heron

Boat-billed Heron

Cochlearius cochlearius

Least ConcernNear ThreatenedVulnerableEndangeredCritically Endangered
Daily sighting probability ~20% · Possible
at Tikal National Park
472 Verified sightings at Tikal National Park From 2019 to 2026
6,762 Verified sightings across all 55 parks From 2019 to 2026
January Best month highest sighting rate
☀️ Diurnal When it's spotted during daytime hours (6am–6pm)

About the Boat-billed Heron

The boat-billed heron (Cochlearius cochlearius), colloquially known as the boatbill, is an atypical member of the heron family. It is the only member of the genus Cochlearius and was formerly placed in a monotypic family, the Cochleariidae. It lives in mangrove swamps from Mexico south to Peru and Brazil. It is a nocturnal bird, and breeds semi-colonially in mangrove trees, laying two to four bluish-white eggs in a twig nest.

In 1760, the French zoologist Mathurin Jacques Brisson included a description of the boat-billed heron in his Ornithologie based on a specimen collected in French Guiana. He used the French name La Cuillière and the Latin Cochlearius. Brisson placed the species in a new genus Cochlearius (with the same name as that of the species). When in 1766 the Swedish naturalist Carl Linnaeus updated his Systema Naturae for the twelfth edition, he added 240 species that had been previously described by Brisson. One of these was the boat-billed heron. Linnaeus included a brief description, coined the binomial name Cancroma cochlearia, and cited Brisson's work.

Although Brisson coined Latin names, these do not conform to the binomial system and are not recognised... Wikipedia →

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 Daily sighting probability
1 Parque Estadual Encontro das Águas 🇧🇷 Brazil
~20%
2 Tikal National Park 🇬🇹 Guatemala
~20%
3 Palo Verde National Park 🇨🇷 Costa Rica
~20%
4 Tortuguero National Park 🇨🇷 Costa Rica
~20%
5 Celestún Biosphere Reserve 🇲🇽 Mexico
~20%
6 Cuyabeno Wildlife Reserve 🇪🇨 Ecuador
~20%
7 Ría Lagartos Biosphere Reserve 🇲🇽 Mexico
~10%
8 Yasuní National Park 🇪🇨 Ecuador
~10%
9 Soberanía National Park 🇵🇦 Panama
~10%
10 Cahuita National Park 🇨🇷 Costa Rica
~10%
11 Las Baulas Marine National Park 🇨🇷 Costa Rica
~10%
12 Darién National Park 🇵🇦 Panama
<5%
13 Piedras Blancas National Park 🇨🇷 Costa Rica
<5%
14 Cockscomb Basin Wildlife Sanctuary 🇧🇿 Belize
<5%
15 Cabo Blanco Absolute Nature Reserve 🇨🇷 Costa Rica
<5%
16 Montes Azules Biosphere Reserve 🇲🇽 Mexico
<5%
17 Anavilhanas National Park 🇧🇷 Brazil
<5%
18 Sian Ka'an Biosphere Reserve 🇲🇽 Mexico
<5%
19 Manuel Antonio National Park 🇨🇷 Costa Rica
<5%
20 Santa Rosa National Park 🇨🇷 Costa Rica
<5%
21 Corcovado National Park 🇨🇷 Costa Rica
<5%
22 Caroni Swamp 🇹🇹 Trinidad and Tobago
<5%
23 Pico Bonito National Park 🇭🇳 Honduras
<5%
24 Calakmul Biosphere Reserve 🇲🇽 Mexico
<5%
25 Serra dos Órgãos National Park 🇧🇷 Brazil
<5%
26 Ostional Wildlife Refuge 🇨🇷 Costa Rica
<5%
27 Braulio Carrillo National Park 🇨🇷 Costa Rica
<5%
28 Tambopata National Reserve 🇵🇪 Peru
<5%
29 Madidi National Park 🇧🇴 Bolivia
<5%
30 Carara National Park 🇨🇷 Costa Rica
<5%
31 Arrecifes de Cozumel National Park 🇲🇽 Mexico
<5%
32 Bastimentos Island National Marine Park 🇵🇦 Panama
<5%
33 Arenal Volcano National Park 🇨🇷 Costa Rica
<5%
34 La Amistad International Park (Panama) 🇵🇦 Panama
<5%
35 Manu National Park 🇵🇪 Peru
<5%
36 Gandoca-Manzanillo Wildlife Refuge 🇨🇷 Costa Rica
<5%
37 Marino Ballena National Park 🇨🇷 Costa Rica
<5%
38 Sierra de la Macarena National Park 🇨🇴 Colombia
<5%
39 Tenorio Volcano National Park 🇨🇷 Costa Rica
<5%
40 Chirripó National Park 🇨🇷 Costa Rica
Insufficient data
41 Cañón del Sumidero National Park 🇲🇽 Mexico
Insufficient data
42 Tijuca National Park 🇧🇷 Brazil
Insufficient data
43 Noel Kempff Mercado National Park 🇧🇴 Bolivia
Insufficient data
44 Biotopo Cerro Cahuí 🇬🇹 Guatemala
Insufficient data
45 San Lorenzo Protected Forest 🇵🇦 Panama
Insufficient data
46 Amacayacu National Natural Park 🇨🇴 Colombia
Insufficient data
47 Cordillera Azul National Park 🇵🇪 Peru
Insufficient data
48 Cerro Azul Meámbar National Park 🇭🇳 Honduras
Insufficient data
49 Parque Natural Metropolitano 🇵🇦 Panama
Insufficient data
50 Chapada dos Guimarães National Park 🇧🇷 Brazil
Insufficient data
51 Chagres National Park 🇵🇦 Panama
Insufficient data
52 Chingaza National Natural Park 🇨🇴 Colombia
Insufficient data
53 Iguaçu National Park 🇧🇷 Brazil
Insufficient data
54 Monteverde Cloud Forest Reserve 🇨🇷 Costa Rica
Insufficient data
55 Tapantí-Macizo de la Muerte National Park 🇨🇷 Costa Rica
Insufficient data

Quick answers

What are the chances of seeing a Boat-billed Heron in Tikal National Park?

About 20% of wildlife watchers report a Boat-billed Heron sighting in Tikal National Park, based on 472 verified sightings from GBIF citizen-science data.

When is the best time to see Boat-billed Heron in Tikal National Park?

January has the highest sighting rate for Boat-billed Heron in Tikal National Park in our monthly data.

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