Survey data for birds, bryophytes, lichens and vascular plants from 40 Scots pine and Norway spruce stands in southern Sweden

Abstract
Description
Files consist of 5 separate matrices with 40 rows that are stored in .csv format (comma delimited). All data sets have a column "stand", which consist of stand IDs which can be used to connect the different data sets with each other. Information about tree species and stand age class is also provided in the data. For bird species common English names are used. Scientific names are used for vascular plants (Dyntaxa 2019), bryophytes (Hallingbäck 2006) och lichens (Santesson's Checklist of Fennoscandian Lichen-forming and Lichenicolous Fungi 2020). Data was collected during summer of 2016 (birds, bryophytes, vascular plants and forest structure data) and during summer of 2017 (lichen data and forest structure data). Data consist of information from fourty stands. In each stand, 10 plots of 100m2 were used for inventoring bryophytes and vascular plants and 10 trees were surveyed for epiphytic lichens (including branches, up to two metres). Birds were surveyed in four plots per stand within a radius of 40 meters. In the data sets, absence-presence data for the whole stand is shown (i.e. when pooling all plots/trees together). Forest structures were measured within a radius of 10-15 meters in 10 plots per stand. The data set 'stand_structures' shows hectare values based on the average from the plots. The column 'canopy_cover' shows the average canopy cover calculated from 10 hemispherical photos per stand. Stands were selected based on site index (SI 24-29 for Norway spruce) from forest owner management plans. Only stands on till soil with rhyolite or granite bedrock were selected for the study. For details about study design, species inventories and stand selection see following publications: *Birds* Lindbladh M, Petersson L, Hedwall P-O, Trubins R, Holmström E, Felton A. Consequences for bird diversity from a decrease in a foundation species—replacing Scots pine stands with Norway spruce in southern Sweden. Regional Environmental Change. 2019;19(5):1429-40. doi: 10.1007/s10113-019-01480-0. *Bryophytes* Petersson L, Nilsson S, Holmström E, Lindbladh M, Felton A. Forest floor bryophyte and lichen diversity in Scots pine and Norway spruce production forests. Forest Ecology and Management. 2021;493:119210. doi: 10.1016/j.foreco.2021.119210. PubMed PMID: WOS:000651205800009. *Epiphytic lichens* Petersson L, Lariviere D, Holmström E, Fritz Ö, Felton A. Conifer tree species and age as drivers of epiphytic lichen communities in northern European production forests. The Lichenologist. 2022;54(3-4):213-25. Epub 2022/07/29. doi: 10.1017/S0024282922000172. *Vascular plants* Petersson L, Holmström E, Lindbladh M, Felton A. Tree species impact on understory vegetation: Vascular plant communities of Scots pine and Norway spruce managed stands in northern Europe. Forest Ecology and Management. 2019;448:330-45.
Keywords
vascular plants, mosses, liverworts, biodiversity, lichens, bryophytes presence, survey, birds, forest management, ecology, ecosystem parameter, plants, animals, sampling method, organism, action with an object, parameter, biology, entity, method, action, natural science, object of interest, events and action, research topic, research focus
Citation