Scarce Chaser vs Black Darter

Side-by-side species comparison

Attribute Scarce Chaser Black Darter
Scientific Name Libellula fulva Sympetrum danae
Order Odonata Odonata
Family Libellulidae Libellulidae
Size 55-60 mm wingspan 29-34mm
Habitat Rivers & Streams Underground
Diet Herbivores Predators
Regions Europe Europe, Asia, North America
Conservation Least Concern Least Concern

Scarce Chaser

A medium-sized dragonfly where mature males develop a powdery blue abdomen. It is associated with clean, slow-flowing rivers with abundant marginal vegetation.

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Did You Know?

Despite its name, the scarce chaser has become increasingly common in parts of Europe as water quality in rivers has improved.

Black Darter

Britain s smallest dragonfly where mature males become entirely jet black, unique among European dragonflies. Females and immatures are yellow with black markings. It prefers acidic boggy habitats.

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Did You Know?

Males are the only entirely black dragonfly in Europe, making them unmistakable at acidic bog pools.