Northern California is home to several stunning blue birds, notable for their vivid plumages and diverse habitats. Among these are the California Scrub-Jay, with its azure blue and gray underside, and the Mountain Bluebird, recognized by its sky-blue coloration and high-altitude dwelling. The Western Bluebird features a striking blue and orange plumage, while the larger Steller's Jay showcases deep blue and black feathers. Other distinct species include the melodious Blue Grosbeak, the water-loving Belted Kingfisher, and the Great Blue Heron, the tallest heron in North America with grayish-blue feathers. Each bird brings a unique presence to the varied landscapes of Northern California, contributing to the region's rich biodiversity.
California Scrub-Jay

The California Scrub-Jay, recognized for its vivid azure blue plumage and striking gray underside, thrives in the dry lowlands along the West Coast from Baja, Mexico to British Columbia.
Featuring a white underbelly and long tail, this bird sustains its omnivorous diet by foraging in dense shrubs.
Its striking blue hue and adaptable feeding habits make it a distinctive species in its habitat.
Mountain Bluebird

Soaring through the open landscapes of Northern California, the Mountain Bluebird displays a stunning sky-blue plumage that captivates observers.
Thriving in open areas and high-altitude environments, these vibrant blue birds are skilled aerial hunters, adept at capturing insects mid-air.
The females exhibit a more subdued gray-brown hue with hints of blue, adding subtle contrast to the species' striking appearance.
Western Bluebird

Recognizable by their vivid blue and orange plumage, Western Bluebirds are a striking presence in Northern California's open woodlands.
These birds showcase a varied diet of insects and berries, enhancing their survival in such habitats.
Their nesting behavior involves competing for enclosed cavities, essential for their reproduction.
Conservation efforts are necessary to sustain their vibrant population amidst environmental challenges.
Steller's Jay

Steller's Jays, marked by their striking deep blue and black plumage, are a prominent feature of Northern California's coniferous forests. Known for their intelligence and bold calls, these birds enjoy a varied diet of seeds, nuts, berries, and more.
They often visit backyard feeders in search of peanuts or suet, making them a familiar and lively presence in residential areas.
Purple Martin

Moving from the forested regions to the open waterside areas of Northern California, the Purple Martin displays a striking deep bluish-purple plumage that sets it apart in the avian world.
These birdhouses attract Purple Martins with eggshells as nesting material. Renowned insect feeders, they soar high while singing deep, gurgling warbler songs, contributing melodiously to the local soundscape.
Tree Swallow

Moving from the Purple Martin, the Tree Swallow adorns the Northern Californian landscape with its vibrant greenish-blue plumage and stark white belly. These small birds thrive near water bodies, nesting in cavities and often seen in large groups.
Their diet primarily comprises insects, aligning with their energetic foraging style. Both males and females contribute melodious, albeit shrill, songs to their serene habitats.
Blue Grosbeak

Shifting focus to another vibrant avian species, the Blue Grosbeak captivates with its rich blue plumage and contrasting rusty-brown underparts. These medium-sized birds thrive in open woodlands and scrubby areas, indulging in a varied diet of seeds, fruits, and insects.
Observers are often delighted by their melodious songs during the breeding season, making Blue Grosbeaks a striking presence in Northern California's avian landscape.
Belted Kingfisher

The Belted Kingfisher is known for its distinctive bluish-gray plumage and white neckband. It is a prominent feature of Northern California's aquatic landscapes. This large bird thrives near water bodies, expertly diving for fish from perches. Their burrows are intricately dug along shores.
Vocalizations, including harsh screams and mechanical rattles, alert others of dangers, making the Belted Kingfisher a unique and vocal resident.
Barn Swallow

Gliding through the skies of Northern California, the Barn Swallow displays its steel blue glossy feathers and distinctive forked tail. This small bird frequents open fields and feeds primarily on insects, catching them in mid-air with acrobatic flight.
Barn Swallows build their nests on manmade structures, utilizing spaces in barns and under bridges to support their nesting habits in the region.
Pinyon Jay

Resembling blue crows, Pinyon Jays are a common sight in the woodlands and sagebrush habitats of Northern California.
These Blue Birds in California thrive on a diet that includes Pinyon-pine seeds and cracked corn, which can be provided at bird feeders to attract them.
Observing their social interactions offers fascinating insights into their communal lifestyle and feeding strategies within their dynamic flocks.
Woodhouse's Scrub-Jay

Woodhouse's Scrub-Jay, known for its distinctive light blue and gray plumage, thrives in the diverse ecosystems of Northern California, from dry shrublands to suburban parks.
Omnivorous, they feed on insects, fruits, and seeds, typically nesting in Pinyon pines.
Their striking appearance and vocal nature make them a fascinating species to observe, reflecting their adaptability to various habitats across California.
Lazuli Bunting

Continuing our exploration of Northern California's avian species, the Lazuli Bunting captivates birdwatchers with its vivid sky-blue head and back. Females display subtler grayish-brown shades with blue-tinted wings.
These birds thrive in shrubbery-filled hillsides and have a varied diet of seeds, insects, and berries. Importantly, the Lazuli Bunting migrates to Mexico for the winter, emphasizing their dynamic seasonal patterns.
Great Blue Heron

Standing at an impressive 4.5 feet tall, the Great Blue Heron is the largest heron species in North America. These iconic birds inhabit both freshwater and saltwater habitats throughout California.
Their grayish-blue plumage, white face, and large yellow beak distinguish them easily. Great Blue Herons hunt by wading slowly in shallow waters, skillfully using their sharp beaks to snatch fish.
Blue-gray Gnatcatcher

Shifting focus from the water-bound Great Blue Heron, we turn our attention to the nimble Blue-gray Gnatcatcher, a smaller bird that thrives in California's scrubby habitats.
These birds, with bluish-gray upperparts, a distinctive white eye ring, and a black eyebrow, are seasonal visitors, migrating after breeding in spring and summer.
Their diet consists mainly of insects, making them adept foragers in their environment.
What Types of Blue Birds Are Common in Both Northern California and Oregon?
Blue birds that are common in both Northern California and Oregon include the Western Bluebird, Mountain Bluebird, and the Blue-gray Gnatcatcher. These types of blue birds in Oregon are known for their vibrant plumage and beautiful songs, adding a splash of color to the landscape.
Black-billed Magpie

Known for their striking black and metallic blue plumage, Black-billed Magpies are versatile and social birds found throughout northeastern California. They thrive in open woodlands and are intelligent year-round residents. Their diet is diverse, ranging from fruits to small mammals.
Characteristically vocal and sometimes mischievous, these birds often gather in large flocks, showcasing their stunning metallic blue wings and complex social behaviors.