When to sample in an inaccessible landscape: a case study with carabids from the Allgäu (northern Alps) (Coleoptera, Carabidae)
2011

Sampling Carabid Beetles in Mountain Ecosystems

Sample size: 13585 publication 10 minutes Evidence: moderate

Author Information

Author(s): Harry Ingmar, Drees Claudia, Höfer Hubert, Assmann Thorsten

Hypothesis

What is the impact of reduced sampling periods on the phenology of carabid beetles in mountain ecosystems?

Conclusion

The study recommends two sampling periods for optimal species recording: one immediately after snow melt and another two weeks later.

Supporting Evidence

  • Carabid beetles showed a distinct activity peak in June after snow melt.
  • Reducing sampling periods to two can effectively capture the majority of species.
  • Species richness was highest when sampling was conducted immediately after snow melt.

Takeaway

Scientists studied beetles in the mountains and found that they are most active right after the snow melts, so they suggest checking for them twice during that time.

Methodology

The study used pitfall traps to sample carabid beetles over eight periods from June to September in the German Alps.

Potential Biases

Potential bias due to the limited geographical area and specific environmental conditions of the study site.

Limitations

The study focused only on carabid beetles and may not represent other insect groups in the same ecosystem.

Participant Demographics

The study involved carabid beetles from various species in the northern Alps.

Statistical Information

P-Value

0.001

Statistical Significance

p<0.05

Digital Object Identifier (DOI)

10.3897/zookeys.100.1531

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