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Denmark Stream


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Denmark Stream

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Denmark Stream

  1. 1. Instruction in biotopes in Hoeng
  2. 2. Boestrup River 2007
  3. 3. <ul><li>D.8 may we should down to our biotope the river. </li></ul><ul><li>The wether was cloudy, windy and raining. </li></ul>The Trip
  4. 4. cathing wild animals
  5. 5. the regnini continued
  6. 6. home again... defining species
  7. 7. <ul><li>1. spot identically bank : 6,20 meter. Depth : 0.55-1,00 meter deep. </li></ul><ul><li>The flow is 56.m/sek. </li></ul>Measurement
  8. 8. Wade-boys
  9. 9. Kårfaktorer PH asset to the earth nearby the breadth was 8, closer towards land it was 9. PH down to the water was inferior , it was 6. Sodium was 8 mg/ l and phosphate was 10mg/l Water temperature was 12 degrees and air temperature was 12 degrees Light intensity proves evident very likely weak why longish down decent upcoming. Here's the first and last second 0,0000 262,44 40,0000 127,55 0,2000 262,44 40,2000 129,60 0,4000 262,44 40,4000 130,55 0,6000 262,44 40,6000 131,96
  10. 10. Earth tests
  11. 11. Birds at the stream
  12. 12. Knopsvane <ul><li>The mute swan is the national bird of Denmark and biggest bird. 2 may lays the 4-7 edge. The kids has a ash dunpels , it is ultimate to års the age the proves white. </li></ul>
  13. 13. Wood pigeon <ul><li>The wood pigeon is a common bird in Denmark. </li></ul><ul><li>IT lays 2 white eggs </li></ul><ul><li>It is normally that it breeds 3-4 times a year. </li></ul>
  14. 14. Blazoned <ul><li>Blazoned is a common breeding bird that lives anywhere in Denmark. </li></ul><ul><li>From ultimate April and into May lays the Blazoned its granules eggs with black / brown dots. It lays 8-13 eggs. </li></ul>
  15. 15. Mallard <ul><li>A mallard is the most common duck in Denmark. It lives anywhere in Denmark. </li></ul><ul><li>From April - May the Mallard lays 8-12 eggs </li></ul>
  16. 16. Vandkalven <ul><li>The name in latin name is Dytíscus marginális. It swims by moving the back legs back and forth. </li></ul><ul><li>Its larva shrinks ashore to July month where they pupates. They grow up vandkalve can live several years. </li></ul>
  17. 17. May Flu 1 <ul><li>Latins name : Ephermera Danica </li></ul><ul><li>It is called may flu , from anglers. It has a one year vital cycle. </li></ul><ul><li>Normally rises they up from the water to change themselves, from the end of May to centre of June. </li></ul>
  18. 18. May Flu 2 <ul><li>The grown up May Flue lives only a couple of days or hours. </li></ul><ul><li>In their short life they do not drink or eat. </li></ul><ul><li>Birds are their enemies. </li></ul><ul><li>They lay their eggs into the water by the bank of the river. </li></ul>
  19. 19. Sub imago <ul><li>Latin name: Ecdyúrus Vólitans. </li></ul><ul><li>Place of living: They live everywhere in waterholes, but hides in day under stones. There is  33 different arts in Denmark. </li></ul><ul><li>Size: Up to 12 mm. </li></ul><ul><li>Eat: Alger and crayfish . </li></ul><ul><li>Enemy: Fish </li></ul><ul><li>Formation: The adult may fly male catch the female in the air with a hook it have on the back of the body. The female put her eggs into the water surface. </li></ul>
  20. 20. Appearance <ul><li>The may caterpillar is that insect who most makes skin changing. </li></ul><ul><li>They can change skin 24 times during the two evolution years they have in the water. </li></ul><ul><li>It is a insect. </li></ul><ul><li>The may fly have 3 tails, 6 legs and 7 gill on both sites of the body. </li></ul><ul><li>It has not a real pupa stage , but it has a funny &quot;sub imago-stadium&quot; between last caterpillar stadium and the adult insect. </li></ul>
  21. 21. Formning and transformations <ul><li>Here's a portrait there displays how the May Flue nymph commutes themselves to a a nine days' wonder and multiples themselves. </li></ul>
  22. 22. Universe oldest fossil <ul><li>The fossil consisted only from a cliff, that was found in Scotland in 1920’erne. </li></ul><ul><li>It is between 408 and mill. years old , and therefore the oldest from the universe. </li></ul>
  23. 23. crayfish & spinners
  24. 24. Vandbænkebider <ul><li>At latin are accessed vandbænkebideren Asellus Aquaticus. Vandbænkebideren is highly usual to Denmark. The liver to åer søer , little damme , where the implied amid brick </li></ul>
  25. 25. Seaweed flea <ul><li>Latin name Aged sp. </li></ul><ul><li>It is highly common to lakes and streams. </li></ul><ul><li>It lives from plants, however it also eats small animals. </li></ul>
  26. 26. Disc snail <ul><li>The snail is highly common in lakes and streams. </li></ul><ul><li>It has a brown shall. </li></ul><ul><li>Food is algae. </li></ul><ul><li>It lays ca. 25 eggs, into som slime. It place the eggs at water Plants. </li></ul><ul><li>The snail has the haemoglobin to the blood , that doing that it do not need to go up and subtract the weather so frequently. </li></ul>
  27. 27. Planarie <ul><li>Planarie is called Dendrocoleum Lacteum. </li></ul><ul><li>It is common if the water is clean. It is like a grey-white slime blob . It has 2 little black eyes. </li></ul><ul><li>It is a predator . It has a trunk at the stomach and pick up small animal. </li></ul>
  28. 28. Dog leech <ul><li>The latine name is Herpodella. </li></ul><ul><li>It is exactly alike brown or brown with some light spots. The length It is ca. 2 mm. </li></ul><ul><li>They lays oval egg cocoons at the water plants and the bricks. </li></ul><ul><li>They gets stuffing one got </li></ul><ul><li>up by vinteren when the goes to winter lair. </li></ul>
  29. 29. Bugsvømmer <ul><li>Latine name is Corixa Geoffroyi. </li></ul><ul><li>The length is about 15 mm. It is common into calm water. </li></ul><ul><li>It belongs to bug family. </li></ul>
  30. 30. Plants
  31. 31. Plantes
  32. 32. Reed <ul><li>Reed is a plant, which stand around lakes and streams. Reed can get up to 3 ½ meters above the water, and 1-2 meters under the water. The straw is very hard! They grow 4-5 cm. a day. They can be a live up to 20-25 years. </li></ul>
  33. 33. Water Thyme <ul><li>Water thyme can in very short time cover the whole water surface and by that shut off so that the sunlight cannot penetrate the water. This means that the vegetation at the bottom die. </li></ul>
  34. 34. Dead-Nettle <ul><li>The dead-nettle is a plant there is about 25-50 cm. The leaves is like the stinging nettles leaves. </li></ul><ul><li>Dead-nettle means ”ineffective nettle” The flowers are sitting in wreaths on the stem. It blooms in may – august. </li></ul>
  35. 35. Forget-me-not <ul><li>The plant is about 15 - 40 cm high with edged stem, with hair. The leaves are shaped lancet. </li></ul><ul><li>The flowers are blue as the sky with yellow throat. In the good old days you gave your lover a Forget-me-not because the blue collar is a symbol of faithfulness. </li></ul><ul><li>Blustering in May and June. </li></ul>
  36. 36. Hedgehog bud <ul><li>The stem is 40 cm. </li></ul><ul><li>At every branch sits 1-3 balls! It is female flower or fruits. </li></ul>
  37. 37. Klaseskærm <ul><li>The plant is about 130 cm high, however frequently inferior. </li></ul><ul><li>The stem is perforation and with many branches. </li></ul>