J - M - KOLVOORT Willem (36) Images supplémentaires...
Willem Kolvoort fait de la prise de vue sous-marine depuis plus de 30 ans dans de nombreux endroits du globe. Il s’intéresse particulièrement à la vie aquatique en eau douce des lacs et des digues de la Hollande, son pays. Il aime travailler en extérieur et observer toutes sortes de créatures, des minuscules puces d’eau à la gigantesque perche. Il a rarement recours aux aquariums et privilégie la lumière naturelle, seule capable de restituer des ambiances mystérieuses. La mare de son jardin, qui regorge de plantes aquatiques et de vie sauvage, est son studio favori.
Split level view of White water lily (Nymphaea alba) flowering at surface with windmill behind, Lake Naarden, Holland
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Willem Kolvoort / Split level view of White water lily (Nymphaea alba) flowering at surface with windmill behind, Lake Naarden, Holland
European edible froglets (Rana esculenta) on lily pad, Holland
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Willem Kolvoort / European edible froglets (Rana esculenta) on lily pad, Holland
Pike (Esox lucius)  under aquatic plants in sand winning pit, Holland
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Willem Kolvoort / Pike (Esox lucius) under aquatic plants in sand winning pit, Holland
Common frogs (Rana temporaria) mating amongst frogspawn, Holland
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Willem Kolvoort / Common frogs (Rana temporaria) mating amongst frogspawn, Holland
Noble crayfish (Astacus astacus), blue variety, nearly extinct in Holland, captive in aquarium
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Willem Kolvoort / Noble crayfish (Astacus astacus), blue variety, nearly extinct in Holland, captive in aquarium
Silhouette of immature European edible frog (Rana esculenta) on top of waterlily leaf, tail stump still visible, garden pond, Holland
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Willem Kolvoort / Silhouette of immature European edible frog (Rana esculenta) on top of waterlily leaf, tail stump still visible, garden pond, Holland
Larva of Damselfly {Coenagrionidae} on leaf of aquatic plant, Garden Pond, Holland
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Willem Kolvoort / Larva of Damselfly {Coenagrionidae} on leaf of aquatic plant, Garden Pond, Holland
Common frogs (Rana temporaria) mating out of water, Holland
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Willem Kolvoort / Common frogs (Rana temporaria) mating out of water, Holland
Face portrait of European eel (Anguilla anguilla) sand winning pit, Holland
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Willem Kolvoort / Face portrait of European eel (Anguilla anguilla) sand winning pit, Holland
Tadpoles of Common european toad (Bufo bufo)  from underneath, Holland
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Willem Kolvoort / Tadpoles of Common european toad (Bufo bufo) from underneath, Holland
Larva of Great crested newt (Triturus cristatus) Holland
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Willem Kolvoort / Larva of Great crested newt (Triturus cristatus) Holland
Underside view of mouth suction pad of Brook lamprey (Lampetra planeri) captive in aquarium, Holland
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Willem Kolvoort / Underside view of mouth suction pad of Brook lamprey (Lampetra planeri) captive in aquarium, Holland
Abstract underwater view of Yellow water lily (Nuphar lutea) Lake Naarden, Holland
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Willem Kolvoort / Abstract underwater view of Yellow water lily (Nuphar lutea) Lake Naarden, Holland
Eggs of Non-biting midge (Chironomidae) on freshwater vegetation, note water mite on eggs, Holland
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Willem Kolvoort / Eggs of Non-biting midge (Chironomidae) on freshwater vegetation, note water mite on eggs, Holland
Underwater view of Water soldier (Stratiotes aloides) and White water lily (Nymphaea alba) Holland
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Willem Kolvoort / Underwater view of Water soldier (Stratiotes aloides) and White water lily (Nymphaea alba) Holland
Abstract underwater view of flowering White water lily (Nymphaea alba) Holland
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Willem Kolvoort / Abstract underwater view of flowering White water lily (Nymphaea alba) Holland
Chub (Leuciscus cephalus) Holland
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Willem Kolvoort / Chub (Leuciscus cephalus) Holland
Medicinal leech (Hirudo medicinalis) amongst Rigid hornwort in an aquarium, Holland
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Willem Kolvoort / Medicinal leech (Hirudo medicinalis) amongst Rigid hornwort in an aquarium, Holland
Backswimmer (Notonecta glauca) Holland
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Willem Kolvoort / Backswimmer (Notonecta glauca) Holland
European river lamprey (Lampetra fluviatilis) male and female pair preparing to mate, Holland
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Willem Kolvoort / European river lamprey (Lampetra fluviatilis) male and female pair preparing to mate, Holland
Pond Skaters (Gerris rufoscutellatus) view from below, captive, Holland
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Willem Kolvoort / Pond Skaters (Gerris rufoscutellatus) view from below, captive, Holland
Great pond snail (Lymnaea stagnalis) and two Great ramshorn snails (Planorbis corneus) under leaf of White water lily (Nymphaea alba) garden pond, Holland
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Willem Kolvoort / Great pond snail (Lymnaea stagnalis) and two Great ramshorn snails (Planorbis corneus) under leaf of White water lily (Nymphaea alba) garden pond, Holland
Great pond snail (Lymnaea stagnalis) at water surface to breathe, garden pond, Holland
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Willem Kolvoort / Great pond snail (Lymnaea stagnalis) at water surface to breathe, garden pond, Holland
Adult Pike portrait (Esox lucius) sand winning pit, Holland
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Willem Kolvoort / Adult Pike portrait (Esox lucius) sand winning pit, Holland
Swan mussel {Anodonta cygnaea} Close up of mantle showing tentacles that sift out debris during feeding, Holland
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Willem Kolvoort / Swan mussel {Anodonta cygnaea} Close up of mantle showing tentacles that sift out debris during feeding, Holland
Perch (Perca fluviatilis) in sand winning pit, Holland
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Willem Kolvoort / Perch (Perca fluviatilis) in sand winning pit, Holland
Male Smooth newt (Triturus vulgaris) Holland
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Willem Kolvoort / Male Smooth newt (Triturus vulgaris) Holland
Split level view of Yellow water lily (Nuphar lutea) Lake Naarden, Holland
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Willem Kolvoort / Split level view of Yellow water lily (Nuphar lutea) Lake Naarden, Holland
Young Bream (Abramis brama) above young leaf of Yellow water lily, Lake Naarden, Holland
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Willem Kolvoort / Young Bream (Abramis brama) above young leaf of Yellow water lily, Lake Naarden, Holland
Colony of Moss animals / Bryozoans (Cristatella mucedo) sitting on Canadian waterweed (Elodea canadensis), sand-winning pit, Holland
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Willem Kolvoort / Colony of Moss animals / Bryozoans (Cristatella mucedo) sitting on Canadian waterweed (Elodea canadensis), sand-winning pit, Holland
Ramshorn snail (Planorbis planorbis) and Chinamark moth larva (Nymphula nympheata) underwater on the leaf of the White water lily (Nymphaea alba) in garden pond, Holland
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Willem Kolvoort / Ramshorn snail (Planorbis planorbis) and Chinamark moth larva (Nymphula nympheata) underwater on the leaf of the White water lily (Nymphaea alba) in garden pond, Holland
Perch eggs (Perca fluviatilis) hanging amongst reedstems, sand winning pit, Holland
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Willem Kolvoort / Perch eggs (Perca fluviatilis) hanging amongst reedstems, sand winning pit, Holland
Great crested newt larva (Triturus cristatus) Holland
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Willem Kolvoort / Great crested newt larva (Triturus cristatus) Holland
Common frogs (Rana temporaria) mating at bottom of pond, frogspawn behind, Holland
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Willem Kolvoort / Common frogs (Rana temporaria) mating at bottom of pond, frogspawn behind, Holland
European water spider underwater (Argyroneta aquatica) sand winning pit, Holland
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Willem Kolvoort / European water spider underwater (Argyroneta aquatica) sand winning pit, Holland
Underwater (Algae) meadow, sand winning pit, Holland.  The Algae produce oxygen but the bubbles cannot escape from the hairy mass of the algae and pull the algae bed upwards, causing the strange float...
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Willem Kolvoort / Underwater (Algae) meadow, sand winning pit, Holland. The Algae produce oxygen but the bubbles cannot escape from the hairy mass of the algae and pull the algae bed upwards, causing the strange float...