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Canada darner

Canada darner

Aeshna canadensis

A species of Hawker dragonflies

Aeshna canadensis, the Canada darner, is a species of dragonfly in the family Aeshnidae. It is common throughout southern Canada and the northern United States.

General Info About Canada darner
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Attributes of Canada darner
Colors
Brown
Green
Habitat
wooded lake; pond; marshy lake; slow sluggish stream; forest edge; open field; pasture
Adult Food Sources
Flying insects, mosquitoes, flies, moths, smaller dragonflies
Larva Food Source
Small aquatic invertebrates, larvae of other insects, tadpoles, small fish, zooplankton
Biting/stinging
Not reported
Allergy-causing
Not reported
Defensive attack
Not reported
Venomous
Not reported
Phytophagous
Not reported
Predatory
The Canada darner typically preys on other arthropods and does not directly affect plants.
Biting animal or pet
Yes
Mouthparts Type
Chewing mouthparts
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Species Status of Canada darner
Common and widespread
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Distribution Area of Canada darner
Southern Canada, northern United States
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Predators of Adult Canada darner
Birds, spiders, frogs, bats
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Interesting Facts About Canada darner
Canada darner can fly backward, a unique capability shared with only a few other insect species.
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Scientific Classification of Canada darner
Tips for Finding Canada darner
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Youth Habitat of Canada darner
Freshwater Habitats
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Habitat Preferences of Canada darner Through Different Life Stages
The naiads of canada darner are aquatic, found in the still, freshwater environments like ponds and marshes, amid submerged vegetation or debris. Searching for these naiads requires gently sifting through the aquatic plants or scooping the mud substrate. Adult canada darner are typically found in areas adjacent to these water bodies, such as fields and forests, where they hunt for smaller insects. To find adults, searching near the edges of woods or over open water during warmer parts of the day when they are most active is likely to yield sightings.
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When is the Best Time to Observe Canada darner
The most appropriate time to find canada darner varies throughout its life stages. Adult canada darner are generally most active and visible in the daylight hours, especially on warm, sunny days. naiads and naiads can be found throughout the day as they are less affected by temperature and light conditions, but calm weather can make searching in aquatic environments easier.
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What is the Best Weather to Observe Canada darner
Weather conducive to finding canada darner typically includes warm and sunny conditions, which facilitate adult canada darner's flight activities, therefore making them easier to spot. Conversely, overcast or cooler days may be advantageous when searching for naiad stages, as the water bodies where they are located are more likely to be calm and clear, allowing better visibility.
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How and Where Can You Find Canada darner at Different Life Stages
Egg Canada darner eggs are often laid in or near water bodies. To find them, inspect the edges of ponds, lakes, or slow-moving streams, looking for clusters of eggs attached to submerged vegetation or floating debris.
Naiad Naiad canada darner inhabit aquatic environments. They can be found by gently sifting through aquatic vegetation, mud, and debris at the bottom of still or slow-moving waters such as ponds or streams with a fine net.
Canada darner naiads can be found in similar aquatic environments. They often cling to underwater plants or hide under rocks and debris. Use a net and look for their larger, more developed bodies and noticeable wing sheaths.
Adult Adult canada darner are airborne and can often be found near water, where they hunt and mate. To find them, visit open areas such as fields or edges of water bodies on sunny, warm days and look for them patrolling the air or resting on vegetation.
Are Canada darner harmful?
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Beneficial Effects of Canada darner
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Predators of Pests
Predators of Pests
Stage
Adults, Naiads
Purpose
Feed Itself
Canada darner is a voracious predator both in its naiad stage, when it's aquatic, and as an adult. It hunts a variety of prey such as mosquitoes and flies. Using exceptional flight speed and agility, it captures prey mid-air. The naiad uses its extendable jaw to snatch unwary aquatic insects, providing natural pest control.
Common Questions People Also Ask
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