Insects Active during the day

Ebony Jewelwing

Calopteryx maculata

iNaturalist Wikipedia

With its shimmering emerald body and velvet-black wings, the Ebony Jewelwing is a living gem of the woodland stream. This enchanting damselfly brings a touch of tropical brilliance to your backyard through its graceful, butterfly-like flight.

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Quick Identification

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Size

Length 3.9–5.7 cm (1.5–2.2 in); wingspan 6–7.5 cm (2.4–3 in)

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Colors

Males have metallic iridescent blue-green bodies and solid black wings. Females have duller metallic green bodies and smoky charcoal wings with a distinct white spot (pseudostigma) near the tip.

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Key Features

Metallic emerald to cobalt iridescent body
Solid velvety black wings (in males)
Butterfly-like fluttering flight pattern
Wings held together vertically above the body when resting
Large, dark prominent eyes

When You’ll See Them

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Activity pattern Active during the day

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Peak hours 10 AM - 4 PM

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Season May-August

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Diet Carnivorous predator; they hunt small soft-bodied flying insects like gnats, mosquitoes, midges, and crane flies, often snatching them out of mid-air during short sorties from a perch.

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Habitat Shaded margins of clear, slow-moving woodland streams and small rivers; occasionally found in moist, wooded suburban gardens near water.

public Geographic range

Where Does the Ebony Jewelwing Live?

The Ebony Jewelwing is a quintessential inhabitant of North America, predominantly found throughout the eastern United States and southeastern Canada. Its range extends from the Atlantic coast as far west as the Great Plains, including states like Nebraska and Kansas, and reaches south into eastern Texas and Florida. It thrives in temperate deciduous forest biomes where moving freshwater provides a nursery for its aquatic larvae.

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2 Countries

5.2M km² Range

Least Concern Conservation

US United States CA Canada

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iNaturalist / Verified observation data

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Behavior

The Ebony Jewelwing is famous for its distinct, fluttering flight which is much more reminiscent of a butterfly than the darting movement of other damselflies or dragonflies. They are often seen dancing through sun-dappled forest clearings or hovering near the surface of slow-moving water. Males are highly territorial and will spend hours perching on prominent leaves near a stream, darting out to chase away rival males or to intercept a passing female in an elaborate aerial courtship display.

Unlike many other insects that avoid human presence, Ebony Jewelwings are relatively bold and will often allow a close approach if you move slowly. They spend a significant portion of their day 'cleaning' themselves or 'wing-clapping'—a behavior where they quickly open and close their wings while perched, which is thought to be a form of communication or a way to stabilize their body temperature. They are highly sensitive to their environment, acting as an indicator species for clean, oxygenated water.

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Camera Tips

To capture the Ebony Jewelwing on a backyard or trail camera, focus your efforts on the 'edge' zones of your property, specifically where a garden meets a wooded area or near any running water feature. These damselflies have favorite perching spots—usually a flat leaf or a twig that receives a 'spotlight' of sun through the canopy. Position your camera about 2 to 3 feet off the ground, angled horizontally toward these sunny perches. Using a camera with a high-speed trigger and a close-focusing macro lens will yield the best results for their small frame.

Lighting is the most critical factor for this species. Because their color is structural (meaning it comes from light reflecting off their body rather than pigment), you need bright, direct light to capture that brilliant metallic green. Try to orient your camera so the sun is behind you or to the side during midday. This will prevent the insect from appearing as a simple black silhouette and instead reveal the shimmering blues and greens of its thorax and abdomen.

If you are using an AI-powered camera like those from EverydayEarth, increase the motion sensitivity settings. The Ebony Jewelwing’s fluttering wings can be very fast, and a low-sensitivity setting might not trigger the recording in time. Since they are visual hunters, you won't have luck with traditional baits; however, providing a 'stage' like a well-placed bamboo stake or a broad-leafed native plant near water can encourage them to land exactly where your camera is pre-focused.

Similar Species

Species that look similar or are commonly confused with Ebony Jewelwing.

River Jewelwing

Males have wings that are only partially black at the tips, whereas Ebony Jewelwing males have entirely black wings.

American Rubyspot

Features a bright red patch at the base of the wings rather than being solid black or smoky.

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Frequently Asked Questions

Ebony Jewelwings are most active during the warmest, brightest parts of the day, typically from 10:00 AM to 4:00 PM. They rely on solar energy to warm their flight muscles and are often seen 'basking' in patches of sunlight that filter through the forest canopy.

To attract Ebony Jewelwings, you need a combination of shade and water. Planting native, broad-leafed shrubs like Spicebush or Elderberry near a pond or stream provides them with the perfect perching spots. Because they are sensitive to chemicals, maintaining an organic garden free of pesticides is essential.

Ebony Jewelwings are predatory. They sit on leaves and wait for small flying insects like mosquitoes, gnats, and flies to pass by, then dart out to capture them in mid-air using their legs as a basket.

They can be common in suburban areas, provided there is a clean, slow-moving stream or a very well-vegetated water feature nearby. They are less common in 'manicured' suburbs and prefer yards that mimic natural woodland edges.

The easiest way is to look at their wings at rest. Ebony Jewelwings (and all damselflies) typically hold their wings together vertically above their backs, while dragonflies hold their wings out horizontally like an airplane. Additionally, Ebony Jewelwings have a much more fluttery, 'dainty' flight compared to the powerful, direct flight of dragonflies.

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