| Libellulidae |
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| Libellula quadrimaculata (Linneaus, 1758) | ||
| Viervlek | Four Spotted chaser Four spotted skimmer | L: 40 - 48 mm |
| Relevant Dutch literature (Eng. summary) | ||
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Adult (male), Taarlo,
Drenthe, June 8, 2006 |
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Young adult (male), Gasteren, Drenthe, May 16, 2009 |
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Young adult (female), De
Weerribben,
Overijssel, May 22, 2005 |
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Adult (female) form praenubila, Gasteren, Drenthe, June 4, 2007 |
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Adult (female) form praenubila, Taarlo, Drenthe, June 24, 2008 Note the larger black spots on the wings than the female above. |
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Old adult (male), Taarlo, Drenthe, August 19, 2009 |
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Emerging, Ijhorst, Overijssel, June 2, 2007 |
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Emerged, Gasteren, Drenthe, May 25, 2009 |
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Emerged, Taarlo, Drenthe, June 8, 2006 |
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Larvalskin, Gasteren, May 16, 2009 |
Habitat: Still waters, mostly with well developed vegetation. At acid lakes.
Distribution: Widespread in The Netherlands. Optimal habitats is acidic pools en can be exteremly abundant. Also in dunepools.
Flight season: From May to july most abundant. But also seen in September.
Status: Very common and unthreathend