Common Green Colonel
Oplodontha viridula
This record describes Oplodontha viridula (species). Recorded family: Stratiomyidae. Recorded order: Diptera.
Identification and Appearance

The Soldier Fly Oplodontha viridula is a variable species, but can often be quite striking in appearance. The colour of the abdomen may vary from lime green to white or orange, but always with a broad black central band. Unless identified by a recognised expert, a photo is required. If the photo doesn't show the key ID features then in the comments box describe the size and identifying characters you have observed. Water margins and often on Reeds or other waterside vegetation.
Classification
- Kingdom
- Animalia
- Phylum
- Arthropoda
- Class
- Insecta
- Order
- Diptera
- Family
- Stratiomyidae
- Genus
- Oplodontha
Imported taxonomy record. Source availability varies; see the source references and editorial policy below.
Habitat and Range
Habitat
Water margins and often on Reeds or other waterside vegetation.
Seasonal Activity
June to August
Additional species information
Recorded status
Local but widespread in Britain.
About Flies: the wider group
Order-level background for Diptera, the group containing Oplodontha viridula. Species-specific details appear above.
Group overview
Diptera includes over 150,000 described species of flies, mosquitoes, and midges. Mosquitoes are the deadliest animal on Earth (CDC). Malaria alone causes ~249 million cases and over 608,000 deaths annually, mostly children under 5 (WHO). Vector-borne diseases account for over 17% of all infectious diseases, causing 700,000+ deaths per year.
Ecological role of the group
Despite their disease impact, flies are critical decomposers and pollinators. Hoverflies alone pollinate hundreds of crop and wildflower species. Flies are also the primary food source for many birds, bats, and fish. Forensic entomology relies heavily on fly species for crime scene analysis.
Economic and practical significance of the group
In the U.S., vector-borne disease cases tripled between 2004-2016, with over 640,000 cases reported in that period (CDC). Tickborne diseases doubled from 22,000 to 48,000 annual reports. Globally, mosquito-borne diseases cost billions in healthcare and lost productivity.
Recorded sources for this group: WHO, CDC, PNAS. Imported estimates may describe particular regions or reporting periods.
Photos of Common Green Colonel (9)
Frequently Asked Questions About Common Green Colonel
What is Common Green Colonel?
Common Green Colonel (Oplodontha viridula) is a species in the family Stratiomyidae, within the order Diptera.
Where is Common Green Colonel found?
Habitat: Water margins and often on Reeds or other waterside vegetation.
When is Common Green Colonel active?
Common Green Colonel: seasonal activity - June to August.
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