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Libellula quadrimaculata


Libellula quadrimaculata
: Harm Alberts (Harm-digitaal) Gold Star Critiquer/Gold Note Writer [C: 111 W: 7 N: 1968] (7604)
: Animals
:
: 2007-04-22
: Insects
: Canon EOS 300D, Canon EF 180mm f/3.5L USM Macro
:
: European dragonflies 2 [view contributor(s)]
: 2007-04-23 4:19
: 2986
: 1 [view]
: 10
[Note Guidelines]
Libellula quadrimaculata female / Viervlek vrouwtje / Vierfleck weibchen / Four-spotted Chaser female / La Libellule quatre taches femelle.

KEY IDENTIFICATION FEATURES:
-Small brown patch on the middle of the leading edge of each wing, this combined with the dark pterostigma is the origin of the name "Four-spotted Chaser".
-Brown tapering abdomen, becoming black towards the posterior end.
-Yellow markings on sides of abdomen.
-Dark brown patch at the base of the wings.

Common and widespread.The flight period extends from May to the end of September( Seen from 21 april til 13 of oktober). Adults are aggressive and very territorial.Males defend the airspace around waterside perch from which they feed, chase rival males or attempt to mate with passing females. Mating is brief in mid-air.
-females oviposit alone with male in attendance, releasing eggs by dipping abdomen on water surface over patches of aquatic plants.
-Prefers small oligotrophic and mesotrophic pools and lakes, often with little open water, but also large lakes and brackish sites.
-Larval habitat and habits: eggs hatch after c1 month. Larvae live amongst plant debris and take 2 years to develop
-Range: a Holarctic species. Throughout Europe except Mediterranean fringe and islands and mountainous areas of Scandinavia, Asia to Japan and N. America

Harm

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Critique [ ] 

Critiques [Translate]

  • Great 
  • joey Gold Star Critiquer/Gold Star Workshop Editor/Gold Note Writer [C: 1739 W: 224 N: 6872] (24909)
  • [2007-04-23 4:23]

Hi Harm,
a magnificentcapture with a good DOF and brilliant clarity.
TFS Joey

Beautiful dragon
Well captured, I like the POV in this one
Superb sharpness
Great composition
Good work
Chris

  • Great 
  • wuta Gold Star Critiquer/Gold Note Writer [C: 855 W: 2 N: 617] (2142)
  • [2007-04-23 14:09]

Hallo Harm , Hij is heel mooi ,prachtige goudkleur mooie compositie details pov en dof , ,Groeten Teunie .

  • Great 
  • Juyona Gold Star Critiquer/Silver Workshop Editor [C: 2232 W: 10 N: 2971] (16891)
  • [2007-04-23 15:21]

Hola Harm,
espectacular nitidez,
bello pov,
detalles excelentes... saludos

  • Great 
  • rdfoto Gold Star Critiquer/Gold Note Writer [C: 372 W: 0 N: 719] (3295)
  • [2007-05-15 11:09]

Bonjour Harm
Superbe prise de cette quadrimaculata, profondeur de champs, nettet, couleurs. Bravo
Amicalement Robi

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