By R. C. Muirhead-Thompson

Insect trapping is a uncomplicated box examine device for lots of biologists, whether or not they are learning insect pests, illness vectors or insect ecology for its personal sake. Any box entomologist considering a brand new insect trapping application or trying to increase or enhance an latest scheme will reap the benefits of this wide evaluate of flying insect traps, during which the writer attracts on a wide selection of equipment utilized by assorted examine initiatives from everywhere in the world.
Over the years an outstanding many traps were constructed and eternally transformed to fit specific species, habitats, and learn standards. In nearly each case the layout of the seize interacts with the categorical habit of the bugs concerned to bias catch potency. moreover, the restricted discussion among staff in numerous topic disciplines and habitats has brought on a scarcity of latest info on hand to box entomologists as an entire.

Key Features
* Describes and evaluates the most equipment of trapping flying insects
* Brings jointly effects from agricultural/forest/pest stories and people from scientific entomology

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Additional info for Trap Responses of Flying Insects. The Influence of Trap Design on Capture Efficiency

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At peak periods the combined catch of the two light traps used exceeded 1000 per night. 50 Trap responses of flying insects Within this general pattern there were day-to-day variations attributable to temperature, wind and other environmental factors. An additional complicating factor was provided by the fact that insecticidal treatment of cotton plants in the area tended to reduce light trap catches in the vicinity. Although the familiar moonlight pattern appears at first sight to conform to previous observations and as such would appear to confirm the hypothesis that reduced catch at full moon period can be attributed to a lowering of light trap efficiency, new elements in this investigation call for some re-examination.

13 Cross wind arrangement of traps (after McGeachie, 1987). 14 °ooo° Downwind arrangement of traps (after McGeachie, 1987). 32 Trap responses of flying insects making observations on a night when the wind direction was such that trap 2 was downwind of trap 1. In this case the trend was reversed, with trap 2 taking nearly three times as many moths (603) as in trap 1 (236), thus confirming the wind-related interference effect. In the downwind experiment at 10 m apart, with trapping system 2 downwind of system 1, catches were 97 compared with 35.

32 Trap responses of flying insects making observations on a night when the wind direction was such that trap 2 was downwind of trap 1. In this case the trend was reversed, with trap 2 taking nearly three times as many moths (603) as in trap 1 (236), thus confirming the wind-related interference effect. In the downwind experiment at 10 m apart, with trapping system 2 downwind of system 1, catches were 97 compared with 35. However, as the moth distribution in each system was the same, it appears that 10m might be approaching the limit of effective trap radius.

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