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American emerald

American emerald

Cordulia shurtleffii

A species of Common emerald dragonflies

It is coloured mostly black with a yellow ring between segments 2 and 3.

General Info About American emerald
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Attributes of American emerald
Colors
Brown
Black
Habitat
forest; wetland
Adult Food Sources
Flying insects like mosquitoes, flies, mayflies, moths, smaller dragonflies
Larva Food Source
Small aquatic insects, tadpoles, small fish, daphnia, worms
Biting/stinging
Not reported
Allergy-causing
Not reported
Defensive attack
Not reported
Venomous
Not reported
Phytophagous
Not reported
Predatory
The American emerald 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 American emerald
It is found in the northern United States and Canada.
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Distribution Area of American emerald
Canada, United States
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Life Cycle of American emerald
Egg The eggs of american emerald are typically oval and laid singly or in batches, often on or near water bodies. Over time, they increase in size and the embryo develops, consuming the egg yolk.
Naiad Upon hatching, the naiad of american emerald, resembling the adult in basic structure, spends its life underwater. It molts several times, growing larger and progressively developing wing buds and other adult features.
Adult Emerging from the final molt, the adult american emerald exhibits fully-formed wings and is capable of flight. It is more vibrantly colored and larger in size, focusing on mating and laying eggs.
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Adult Size of American emerald
4 - 5 cm
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Interesting Facts About American emerald
American emerald can fly backward, a maneuver that showcases their aerial dexterity and complex wing structure.
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Scientific Classification of American emerald
Tips for Finding American emerald
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Youth Habitat of American emerald
Freshwater Habitats
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Adult Habitat of American emerald
Forests and Woodlands, Freshwater Habitats
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How Can You Attract American emerald
The naiads of american emerald are aquatic predators and can be lured using small fish or insect naiads, while adults can be attracted with artificial lures that mimic the movement of their prey, or with sugary solutions.
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Habitat Preferences of American emerald Through Different Life Stages
Eggs of american emerald are typically laid in the water of ponds or slow-moving streams where they hatch into naiads. To find these naiads, one must search among aquatic vegetation or in the sediment of these freshwater bodies. The naiads are aquatic predators and live submerged, moulting several times before emerging as adults. Adult american emerald are most often found in areas surrounding these water bodies, such as meadows or glades, as they require access to water for reproduction. To locate adults, look for them flying or perched in sunny spots during warmer months when they are most active.
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How and Where Can You Find American emerald at Different Life Stages
Egg American emerald eggs are laid in water or on aquatic vegetation. To find them, inspect the edges of ponds, lakes, or slow-moving streams, and examine the stems and leaves of water plants.
Naiad American emerald naiads are aquatic and can be found in ponds or slow-moving streams with plenty of submerged vegetation. Look for them by gently sifting through underwater plants or scooping sediment in a net.
Adult During emergence, american emerald transition from aquatic naiads to flying adults. This usually occurs on vegetation near bodies of water. Check for them on reeds, grasses, or stones at water's edge in the early morning.
American emerald adults fly near bodies of water from late spring to early fall. To find them, walk along the banks of ponds, lakes, and rivers on warm, sunny days, and look for them perching on vegetation or patrolling the water.
Are American emerald harmful?
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Beneficial Effects of American emerald
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Explore how insects help as pollinators, pest predators, and biocontrol agents. From seed dispersal to decomposition, they play vital roles in our ecosystem.
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Predators of Pests
Predators of Pests
Stage
Adults, Naiads
Diets
Mosquitoes, Flies, Moths, Flying Insects
American emerald is an adept aerial hunter, capturing prey mid-flight with its powerful jaws. In both naiad and adult stages, it preys on various flying insects, serving to control pest populations. These predators are vital for ecosystem balance, often consuming vast numbers of mosquitoes and other pests daily.
Common Questions People Also Ask
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