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World atlas

Îles-De-Boucherville National Park

National Park · Canada

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Photo © Gilles Douaire

Photo © Gilles Douaire — CC BY-SA 4.0 — Source: Wikimedia Commons

ABOUT

Where the Saint Lawrence River braids into a labyrinth of islands and channels, Îles-de-Boucherville National Park sprawls across approximately 18 square kilometres of riverine wilderness just minutes from metropolitan Montreal. This archipelago of wooded islands, marshes, and shallow waters forms a vital transition zone between the river's flowing current and its quieter backwaters, creating a mosaic of habitats that shifts with the seasons. Dense deciduous and mixed forests cloak the larger islands, their understory thick with native shrubs and wetland plants that thrive in the humid microclimate of the river corridor. The park's extensive marshes and reedbeds—particularly the cattail stands fringing the islands' edges—support concentrated populations of waterfowl, wading birds, and aquatic specialists. Small forest mammals shelter within the woodland interior, while birds of prey hunt the open water and meadow margins. Spring and autumn migrations bring torrents of transient songbirds through the canopy, making the islands a natural funnel for species moving between their breeding and wintering grounds.

For wildlife photographers and birdwatchers, the park offers the rare privilege of intensive observation within sight of the city skyline. The protected waterways allow close approach to waterfowl and waders without disturbance, while the islands' interior trails penetrate prime habitat for woodland songbirds and small mammals during breeding season. Early morning light across the open water transforms the marsh edges into a landscape of gold and shadow, ideal for capturing the silhouettes of birds in flight. Spring migration—typically April through May—delivers peak activity, with waves of species arriving daily to refuel before continuing north. Autumn return passage (August through September) offers a second window of abundance. The park's accessibility via easy boardwalks and maintained island paths means serious naturalists can spend full days in the field without the logistics burden of remote wilderness travel, making it an essential stop for anyone documenting the river's seasonal rhythms.

Website sepaq.com/pq/bou

WILDLIFE

Haliaeetus leucocephalus

Black-crowned Night Heron

Nycticorax nycticorax

Setophaga coronata

American Yellow Warbler

Setophaga aestiva

Eastern Kingbird

Tyrannus tyrannus

Tennessee Warbler

Leiothlypis peregrina

Catharus guttatus

Chaetura pelagica

Catharus fuscescens

American Goldfinch

Chipping Sparrow

Spizella passerina

Sayornis phoebe

Hirundo rustica

Mangrove Warbler

Setophaga petechia

Pandion haliaetus

Great Blue Heron

Melospiza melodia

Anas platyrhynchos

Double-crested Cormorant

Nannopterum auritum

Meleagris gallopavo

Northern Flicker

Colaptes auratus

Baltimore Oriole

Icterus galbula

Northern Cardinal

Cardinalis cardinalis

Northern House Wren

Troglodytes aedon

Mareca strepera

Ring-billed Gull

Larus delawarensis

Northern Harrier

Circus hudsonius

Corvus brachyrhynchos

American Black Duck

Common Starling

Sturnus vulgaris

Belted Kingfisher

Megaceryle alcyon

Hairy Woodpecker

Leuconotopicus villosus

American Kestrel

Falco sparverius

Pileated Woodpecker

Dryocopus pileatus

Blue-winged Teal

Spatula discors

Red-tailed Hawk

Buteo jamaicensis

Ruby-crowned Kinglet

Corthylio calendula

Certhia americana

White-crowned Sparrow

Zonotrichia leucophrys

Zenaida macroura

Greater Yellowlegs

Tringa melanoleuca

Aegolius funereus

Great Horned Owl

Bubo virginianus

Black-capped Chickadee

Poecile atricapillus

Lesser Yellowlegs

Tringa flavipes

Red-shouldered Hawk

Northern Shrike

Lanius borealis

White-breasted Nuthatch

Sitta carolinensis

Red Fox Sparrow

Passerella iliaca

Great Crested Flycatcher

Myiarchus crinitus

Northern Saw-whet Owl

Aegolius acadicus

American Tree Sparrow

Spizelloides arborea

American Herring Gull

Larus smithsonianus

Eastern Warbling Vireo

Yellow-bellied Sapsucker

Sphyrapicus varius

Melospiza georgiana

Passer domesticus

Dark-eyed Junco

Haemorhous mexicanus

Red-breasted Nuthatch

Sitta canadensis

Branta canadensis

Common Merganser

Mergus merganser

Common Goldeneye

Bucephala clangula

Turdus migratorius

American Redstart

Setophaga ruticilla

Spotted Sandpiper

Actitis macularius

Ruby-throated Hummingbird

Archilochus colubris

White-throated Sparrow

Zonotrichia albicollis

Swainson's Thrush

Catharus ustulatus

Butorides virescens

Eastern Wood Pewee

Contopus virens

Solitary Sandpiper

Tringa solitaria

Red-winged Blackbird

Agelaius phoeniceus

Bombycilla cedrorum

Dumetella carolinensis

Great Black-backed Gull

Vireo olivaceus

Toxostoma rufum

Common Yellowthroat

Geothlypis trichas

Pied-billed Grebe

Podilymbus podiceps

Least Flycatcher

Empidonax minimus

Magnolia Warbler

Setophaga magnolia

Tachycineta bicolor

Brown-headed Cowbird

Northern Rough-winged Swallow

Stelgidopteryx serripennis

Falco columbarius

Northern Shoveler

Spatula clypeata

Cyanocitta cristata

American Wigeon

Mareca americana

Hooded Merganser

Lophodytes cucullatus

Setophaga palmarum

Long-tailed Duck

Clangula hyemalis

Rough-legged Buzzard

Quiscalus quiscula

Black-billed Cuckoo

Coccyzus erythropthalmus

Common Gallinule

Gallinula galeata

Charadrius vociferus

Plegadis falcinellus

American Bittern

Botaurus lentiginosus

Philadelphia Vireo

Vireo philadelphicus

Blue-headed Vireo

Vireo solitarius

Golden-crowned Kinglet

Regulus satrapa

Cistothorus palustris

Troglodytes hiemalis

Eastern Bluebird

Rusty Blackbird

Euphagus carolinus

Black-and-white Warbler

Mniotilta varia

Cape May Warbler

Setophaga tigrina

Northern Parula

Setophaga americana

Bay-breasted Warbler

Setophaga castanea

Chestnut-sided Warbler

Setophaga pensylvanica

Blackpoll Warbler

Setophaga striata

Scarlet Tanager

Piranga olivacea

Rose-breasted Grosbeak

Pheucticus ludovicianus

Branta bernicla

Anser caerulescens

Cygnus buccinator

Northern Pintail

Aythya valisineria

Aythya americana

Ring-necked Duck

Aythya collaris

Somateria mollissima

Histrionicus histrionicus

Melanitta perspicillata

White-winged Scoter

Melanitta deglandi

Melanitta americana

Bucephala albeola

Barrow's Goldeneye

Bucephala islandica

Red-breasted Merganser

Mergus serrator

Oxyura jamaicensis

Bonasa umbellus

Common Nighthawk

Chordeiles minor

Chuck-will's-widow

Antrostomus carolinensis

Yellow-billed Cuckoo

Coccyzus americanus

Rallus limicola

Porzana carolina

Fulica americana

Antigone canadensis

Red-necked Grebe

Podiceps grisegena

Podiceps auritus

Pluvialis squatarola

Semipalmated Plover

Charadrius semipalmatus

Upland Sandpiper

Bartramia longicauda

Hudsonian Whimbrel

Numenius hudsonicus

Hudsonian Godwit

Limosa haemastica

Short-billed Dowitcher

Limnodromus griseus

American Woodcock

Gallinago delicata

Wilson's Phalarope

Phalaropus tricolor

Red-necked Phalarope

Phalaropus lobatus

Ruddy Turnstone

Arenaria interpres

Calidris canutus

Stilt Sandpiper

Calidris himantopus

Calidris alpina

Purple Sandpiper

Calidris maritima

Baird's Sandpiper

Calidris bairdii

Least Sandpiper

Calidris minutilla

White-rumped Sandpiper

Calidris fuscicollis

Pectoral Sandpiper

Calidris melanotos

Semipalmated Sandpiper

Calidris pusilla

Hydroprogne caspia

Chlidonias niger

Sterna paradisaea

Bonaparte's Gull

Chroicocephalus philadelphia

Larus hyperboreus

Larus glaucoides

Red-throated Loon

Northern Gannet

Great Cormorant

Phalacrocorax carbo

American White Pelican

Pelecanus erythrorhynchos

Aquila chrysaetos

Sharp-shinned Hawk

Accipiter striatus

Broad-winged Hawk

Buteo platypterus

Short-eared Owl

Bubo scandiacus

Red-bellied Woodpecker

Melanerpes carolinus

Black-backed Woodpecker

Picoides arcticus

Peregrine Falcon

Falco peregrinus

Olive-sided Flycatcher

Contopus cooperi

Yellow-bellied Flycatcher

Empidonax flaviventris

Willow Flycatcher

Empidonax traillii

Alder Flycatcher

Empidonax alnorum

Yellow-throated Vireo

Vireo flavifrons

Perisoreus canadensis

Bohemian Waxwing

Bombycilla garrulus

Tufted Titmouse

Baeolophus bicolor

Riparia riparia

American Cliff Swallow

Petrochelidon pyrrhonota

Thryothorus ludovicianus

Blue-grey Gnatcatcher

Polioptila caerulea

Northern Mockingbird

Mimus polyglottos

Ixoreus naevius

Hylocichla mustelina

Grey-cheeked Thrush

Catharus minimus

Bicknell's Thrush

Catharus bicknelli

Anthus rubescens

Evening Grosbeak

Hesperiphona vespertina

Haemorhous purpureus

Acanthis flammea

Two-barred Crossbill

Loxia leucoptera

Plectrophenax nivalis

Grasshopper Sparrow

Ammodramus savannarum

Clay-colored Sparrow

Spizella pallida

Spizella pusilla

Pooecetes gramineus

Savannah Sparrow

Passerculus sandwichensis

Lincoln's Sparrow

Melospiza lincolnii

Pipilo erythrophthalmus

Yellow-headed Blackbird

Xanthocephalus xanthocephalus

Dolichonyx oryzivorus

Eastern Meadowlark

Sturnella magna

Seiurus aurocapilla

Northern Waterthrush

Parkesia noveboracensis

Orange-crowned Warbler

Leiothlypis celata

Nashville Warbler

Leiothlypis ruficapilla

Connecticut Warbler

Oporornis agilis

Mourning Warbler

Geothlypis philadelphia

Blackburnian Warbler

Setophaga fusca

Black-throated Blue Warbler

Setophaga caerulescens

Setophaga pinus

Black-throated Green Warbler

Setophaga virens

Cardellina canadensis

Wilson's Warbler

Cardellina pusilla

Spiza americana

Passerina cyanea

Northern Raccoon

Ondatra zibethicus

Eastern Gray Squirrel

Sciurus carolinensis

North American Beaver

Castor canadensis

Eastern Chipmunk

Tamias striatus

Northern Short-tailed Shrew

Blarina brevicauda

View Complete List (244 more) →

COMMUNITY

0 Community observations

No community observations yet — be the first to log a sighting here.

Natural environment

Îles-De-Boucherville National Park

Strong seasonal contrast, with cold winters and warmer summers.

Usual climateCold humid with mild summersLowland

Average annual temperature 6.8 °C Average of the twelve monthly means

Average elevation 7 m Lowland

Climate pattern Cold humid with mild summers Main environment around this hotspot

A year of temperatures

Monthly means, with the coldest and warmest highlighted

Monthly minimum · January -10.0 °C Monthly maximum · July 21.3 °C

Global temperature scale

−40°−20°0°20°40°

Terrain and elevation

7 m · Lowland

Average terrain elevation estimate across the hotspot; the figure does not represent its highest summits.

Elevation scale

7 m

02,0004,0006,0008,000m

Lowland

Long-term climate averages, not live weather.

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