Ecology. A Tullgren funnel and light source. This is used to coax living organisms, mainly arthropods, into leaving a sample of soil to be collected.

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Ecology. A Tullgren funnel and light source. This is used to coax living organisms, mainly arthropods, into leaving a sample of soil to be collected. The lamp heats the top of the soil, and the insects tend to move away (downward), falling out of the soil and into a collecting vessel.

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Size: 4264px × 4264px
Photo credit: © Science Photo Library / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: apparatus, arthropod, arthropods, berlese, biological, biology, collecting, collection, ecological, ecology, ecosystem, education, fauna, funnel, heating, insect, insects, lamp, observation, recording, research, sample, sampling, school, science, soil, study, trap, tullgren