description Golden-ringed Dragonfly Overview
The Golden-ringed Dragonfly (Cordulegaster boltonii) is a distinctive, large insect belonging to the family Cordulegastridae, commonly found across Western Europe. It holds the distinction of being the longest dragonfly species in the United Kingdom, with a predominantly black abdomen prominently marked by vivid yellow bands. This species typically inhabits acidic streams and heathlands, where its larvae develop in the silty beds of running water over several years.
help Golden-ringed Dragonfly FAQ
How big is the Golden-ringed Dragonfly in the UK?
It is the longest dragonfly species in the United Kingdom, with a body length that can reach up to 8.5 centimeters. Its predominantly black body is distinctively marked with bright yellow bands.
What is the scientific name of the Golden-ringed Dragonfly?
The scientific name for this insect is *Cordulegaster boltonii*. It belongs to the Cordulegastridae family, which encompasses various other spiketail dragonfly species across Western Europe.
Where is the best place to see Golden-ringed Dragonflies?
These dragonflies are commonly found across Western Europe, favoring heathlands, moorlands, and areas near small, fast-flowing acidic streams. These running water environments are crucial because the females lay their eggs directly into the streambeds.
What do Golden-ringed Dragonfly larvae eat?
The aquatic nymphs are fierce ambush predators that primarily feed on other invertebrates, and they can even consume small fish. They use their specialized extendable lower lip, called a labium, to capture prey hiding in the stream mud.
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