Male
Female	Dark Form

Larva

Length: 9-12mm;
Wing Length: 6-10.25mm;
Proboscis Length: 2-3mm

Egg	Larva	Pupa	Adult
?	(Earliest: 9.6)	?	January - November (Earliest: 9.3) (Migratory)

Attractant Chemicals
Sesquiterpenoids	Farnesene

Biotopes:	Meadows	Heath and Moorland
Food: (Larva)	Aphis fabae	Macrosiphum rosae
Possible Food: (Larva)	Other Aphididae
Food: (Adult) 90% Pollen 10% Nectar	Several Apiaceae Pollen	Many Asteraceae Pollen	Several Lamiaceae Pollen	Several Rosaceae Pollen
	Epilobium angustifolium Pollen	Epilobium hirsutum Pollen	Galium aparine Pollen	Galium mollugo Pollen
	Persicaria maculosa Pollen	Rumex obtusifolius Pollen	Digitalis purpurea Pollen	Calystegia sepium Pollen
	Chenopodium album Pollen	Campanula rotundifolia Pollen	Malva moschata Pollen	Succisa pratensis Pollen
	Ranunculus flammula Pollen	Hypericum maculatum Pollen	Stellaria graminea Pollen	Eleocharis palustris Pollen
	Juncus articulatus Pollen	Salix aurita Pollen	Sambucus nigra Pollen	Viburnum opulus Pollen
	Calluna vulgaris Pollen
Parasitoids:	Bathythrix pellucidator Larva	Diplazon laetatorius Larva	Entomophthora syrphi
Other Possible Parasitoids:	Several Ichneumonidae Larvae
Predators:	Mellinus arvensis
Other Possible Predators: (Larva)	Several Crabronidae

Nature Spot: Marmalade Hoverfly - Episyrphus balteatus
Insektenbox: Hain-Schwebfliege

Pictures © 2003, 2004, 2017 J.K. Lindsey

Caution

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