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Four-spotted Skimmer
Insects diurnal

Four-spotted Skimmer

Libellula quadrimaculata

A golden-brown sentinel of the wetlands, the Four-spotted Skimmer is easily identified by the unique dark 'thumbprints' on its wings. This master of the air is a prized sight for backyard naturalists and a natural guardian against garden pests.

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Quick Identification

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Size

Length: 40–48 mm (1.6–1.9 in); Wingspan: 70–80 mm (2.8–3.1 in)

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Colors

Golden-brown to olive thorax and abdomen; distinctive dark brown spots at the nodus (mid-wing) and base of each wing; dark-tipped abdomen.

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Key Features

  • Two dark spots on the leading edge of each wing (eight total across all four wings)
  • Broad, tapered abdomen with yellow lateral markings
  • Dense hair on the thorax giving a fuzzy appearance

When You’ll See Them

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Activity pattern diurnal
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Peak hours 10:00 AM – 5:00 PM
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Season April – August
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Diet A voracious aerial predator that eats flying insects, including mosquitoes, gnats, flies, and even smaller dragonflies or damselflies.
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Habitat Lentic water sources such as marshes, ponds, bogs, and slow-moving streams; highly attracted to garden ponds with emergent vegetation.

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Behavior

The Four-spotted Skimmer is a classic "percher" dragonfly, characterized by its habit of sitting on a prominent twig or reed and darting out to intercept passing prey or defend its territory. Unlike some dragonflies that spend hours on the wing, this species prefers to return to the same specific lookout point repeatedly, making them excellent subjects for observation.

These dragonflies are highly territorial and known for their aggressive aerial dogfights with rival males. Despite their feisty nature toward other insects, they are completely harmless to humans and are often quite bold, allowing observers to get relatively close. They are also famous for their mass migrations; occasionally, thousands will move together in response to changing environmental conditions or population booms.

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Camera Tips

To capture high-quality images of a Four-spotted Skimmer, you don't necessarily need to chase them. Because they are habitual perchers, the best strategy is to identify their favorite 'sentinel post.' Look for upright reeds, dried sticks, or garden stakes near the edge of a pond. Once you see a skimmer return to the same spot twice, that is where you should aim your camera. Position your AI-powered camera or tripod-mounted setup about 2 to 4 feet away from the perch to allow for a clear macro focus without spooking the insect.

Lighting is crucial for iridescent insects. Try to position your camera so the sun is behind you or hitting the dragonfly from the side. This 'side-lighting' highlights the intricate vein patterns in the wings and the golden hairs on the thorax. If your camera allows for manual settings, use a fast shutter speed (at least 1/1000s) to freeze the motion of their wings during takeoff, or use a high-frame-rate video mode to capture the incredible mechanics of their four-winged flight in slow motion.

If you don't have a natural pond, you can lure Four-spotted Skimmers into your camera's field of view by placing a 'perch' (a 3-foot bamboo stake or a decorative garden ornament) in a sunny, wind-sheltered spot near a water feature. They prefer perches that are higher than the surrounding vegetation, giving them a 360-degree view of their hunting grounds. Mid-morning is the ideal time to set up, as they are most active when the sun has warmed their flight muscles but before the heat of the afternoon sends them into the shade.

Similar Species

Species that look similar or are commonly confused with Four-spotted Skimmer.

Broad-bodied Chaser

The Broad-bodied Chaser has a much wider, flatter abdomen, and the males are powder-blue rather than golden-brown.

Painted Skimmer

The Painted Skimmer has more extensive orange-amber washes across the wings rather than distinct dark spots at the mid-wing.

Frequently Asked Questions

Four-spotted Skimmers are most active during the sunniest parts of the day, typically from late morning (10 AM) through the late afternoon. They rely on solar heat to power their wing muscles, so you are unlikely to see them on cloudy or very cold days.
The best way to attract them is to install a garden pond with plenty of 'emergent' vegetation like reeds or lilies. They need these plants for perching and for their larvae to climb out of the water when they transition to adulthood. Avoid using pesticides, as these eliminate their food source.
They are generalist carnivores that catch their prey mid-air. Their diet consists mostly of small flying insects like mosquitoes, midges, and flies, making them an excellent natural form of pest control for your yard.
Yes, they are quite adaptable. As long as there is a permanent source of still water nearby—such as a neighborhood pond, a drainage basin, or a large garden water feature—they can thrive in suburban environments across North America and Europe.
Look specifically at the wings. Most dragonflies have one dark spot at the very tip (the pterostigma), but the Four-spotted Skimmer has an extra dark spot right in the middle of the leading edge of each wing, totaling two spots per wing.

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