Multivariate clustering of reindeer herding districts in Sweden according to range prerequisites for reindeer husbandry

The 51 reindeer herding districts in Sweden vary in productivity and prerequisites for reindeer herding. In this study we characterize and group reindeer herding districts based on relevant factors affecting reindeer productivity, i.e. topography, vegetation, forage value, habitat fragmentation and...

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Published in:Rangifer
Main Authors: Lundqvist, Henrik, Danell, Öje
Format: Article in Journal/Newspaper
Language:English
Published: Septentrio Academic Publishing 2009
Subjects:
Online Access:https://septentrio.uit.no/index.php/rangifer/article/view/195
https://doi.org/10.7557/2.27.2.195
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author Lundqvist, Henrik
Danell, Öje
author_facet Lundqvist, Henrik
Danell, Öje
author_sort Lundqvist, Henrik
collection University of Tromsø: Septentrio Academic Publishing
container_issue 2
container_start_page 107
container_title Rangifer
container_volume 27
description The 51 reindeer herding districts in Sweden vary in productivity and prerequisites for reindeer herding. In this study we characterize and group reindeer herding districts based on relevant factors affecting reindeer productivity, i.e. topography, vegetation, forage value, habitat fragmentation and reachability, as well as season lengths, snow fall, ice-crust probability, and insect harassment, totally quantified in 15 variables. The herding districts were grouped into seven main groups and three single outliers through cluster analyses. The largest group, consisting of 14 herding districts, was further divided into four subgroups. The range properties of herding districts and groups of districts were characterized through principal component analyses. By comparisons of the suggested grouping of herding districts with existing administrative divisions, these appeared not to coincide. A new division of herding districts into six administrative sets of districts was suggested in order to improve administrative planning and management of the reindeer herding industry. The results also give possibilities for projections of alterations caused by an upcoming global climate change. Large scale investigations using geographical information systems (GIS) and meteorological data would be helpful for administrative purposes, both nationally and internationally, as science-based decision tools in legislative, economical, ecological and structural assessments. Abstract in Swedish / Sammanfattning: Multivariat gruppering av svenska samebyar baserat på renbetesmarkernas grundförutsettningar Svenska renskötselområdet består av 51 samebyar som varierar i produktivitet och förutsättningar för renskötsel. Vi analyserade variationen mellan samebyar med avseende på 15 variabler som beskriver topografi, vegetation, betesvärde, fragmentering av betesmarker, klimat, skareförekomst och aktivitet av parasiterande insekter och vi föreslår en indelning av samebyar i tio grupper. Den största gruppen, som bestod av 14 samebyar, delades vidare in i 4 undergrupper. Klusteranalyser med 4 olika linkage-varianter användes till att gruppera samebyarna. Principalkomponentsanalys användes för att kartlägga undersökta variabler och de resulterande samebygruppernas karaktär. Samebygrupperna följde inte länsgränser och tre samebyar föll ut som enskilda grupper. Denna undersökning ger underlag för jämförelser mellan samebyar med beaktande av likheter och olikheter i fråga om produktivitet och funktionella särdrag istället för länsgränser och historik. Vi föreslår en ny administrativ indelning i sex områden som skulle kunna fungera som ett alternativt underlag för planering och beslut som rör produktionsaspekter i rennäringen. Resultaten ger också underlag för förutsägelser av förändringar i samebyars produktionsförutsättningar till följd av klimatförändringar.
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op_rights Copyright (c) 2015 Henrik Lundqvist, Öje Danell
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spelling ftunitroemsoe:oai:ojs.henry.ub.uit.no:article/195 2025-01-17T00:25:19+00:00 Multivariate clustering of reindeer herding districts in Sweden according to range prerequisites for reindeer husbandry Lundqvist, Henrik Danell, Öje 2009-01-28 application/pdf https://septentrio.uit.no/index.php/rangifer/article/view/195 https://doi.org/10.7557/2.27.2.195 eng eng Septentrio Academic Publishing https://septentrio.uit.no/index.php/rangifer/article/view/195/178 https://septentrio.uit.no/index.php/rangifer/article/view/195 doi:10.7557/2.27.2.195 Copyright (c) 2015 Henrik Lundqvist, Öje Danell http://creativecommons.org/licenses/by/3.0/ CC-BY Rangifer; Årg 27 Nr 2 (2007); 107-119 Rangifer; Vol 27 No 2 (2007); 107-119 1890-6729 Reindeer husbandry multivariate techniques PCA cluster analysis seasonal ranges Rangifer tarandus tarandus info:eu-repo/semantics/article info:eu-repo/semantics/publishedVersion 2009 ftunitroemsoe https://doi.org/10.7557/2.27.2.195 2021-08-16T14:16:49Z The 51 reindeer herding districts in Sweden vary in productivity and prerequisites for reindeer herding. In this study we characterize and group reindeer herding districts based on relevant factors affecting reindeer productivity, i.e. topography, vegetation, forage value, habitat fragmentation and reachability, as well as season lengths, snow fall, ice-crust probability, and insect harassment, totally quantified in 15 variables. The herding districts were grouped into seven main groups and three single outliers through cluster analyses. The largest group, consisting of 14 herding districts, was further divided into four subgroups. The range properties of herding districts and groups of districts were characterized through principal component analyses. By comparisons of the suggested grouping of herding districts with existing administrative divisions, these appeared not to coincide. A new division of herding districts into six administrative sets of districts was suggested in order to improve administrative planning and management of the reindeer herding industry. The results also give possibilities for projections of alterations caused by an upcoming global climate change. Large scale investigations using geographical information systems (GIS) and meteorological data would be helpful for administrative purposes, both nationally and internationally, as science-based decision tools in legislative, economical, ecological and structural assessments. Abstract in Swedish / Sammanfattning: Multivariat gruppering av svenska samebyar baserat på renbetesmarkernas grundförutsettningar Svenska renskötselområdet består av 51 samebyar som varierar i produktivitet och förutsättningar för renskötsel. Vi analyserade variationen mellan samebyar med avseende på 15 variabler som beskriver topografi, vegetation, betesvärde, fragmentering av betesmarker, klimat, skareförekomst och aktivitet av parasiterande insekter och vi föreslår en indelning av samebyar i tio grupper. Den största gruppen, som bestod av 14 samebyar, delades vidare in i 4 undergrupper. Klusteranalyser med 4 olika linkage-varianter användes till att gruppera samebyarna. Principalkomponentsanalys användes för att kartlägga undersökta variabler och de resulterande samebygruppernas karaktär. Samebygrupperna följde inte länsgränser och tre samebyar föll ut som enskilda grupper. Denna undersökning ger underlag för jämförelser mellan samebyar med beaktande av likheter och olikheter i fråga om produktivitet och funktionella särdrag istället för länsgränser och historik. Vi föreslår en ny administrativ indelning i sex områden som skulle kunna fungera som ett alternativt underlag för planering och beslut som rör produktionsaspekter i rennäringen. Resultaten ger också underlag för förutsägelser av förändringar i samebyars produktionsförutsättningar till följd av klimatförändringar. Article in Journal/Newspaper Rangifer Rangifer tarandus reindeer husbandry Renskötsel University of Tromsø: Septentrio Academic Publishing Rangifer 27 2 107 119
spellingShingle Reindeer husbandry
multivariate techniques
PCA
cluster analysis
seasonal ranges
Rangifer tarandus tarandus
Lundqvist, Henrik
Danell, Öje
Multivariate clustering of reindeer herding districts in Sweden according to range prerequisites for reindeer husbandry
title Multivariate clustering of reindeer herding districts in Sweden according to range prerequisites for reindeer husbandry
title_full Multivariate clustering of reindeer herding districts in Sweden according to range prerequisites for reindeer husbandry
title_fullStr Multivariate clustering of reindeer herding districts in Sweden according to range prerequisites for reindeer husbandry
title_full_unstemmed Multivariate clustering of reindeer herding districts in Sweden according to range prerequisites for reindeer husbandry
title_short Multivariate clustering of reindeer herding districts in Sweden according to range prerequisites for reindeer husbandry
title_sort multivariate clustering of reindeer herding districts in sweden according to range prerequisites for reindeer husbandry
topic Reindeer husbandry
multivariate techniques
PCA
cluster analysis
seasonal ranges
Rangifer tarandus tarandus
topic_facet Reindeer husbandry
multivariate techniques
PCA
cluster analysis
seasonal ranges
Rangifer tarandus tarandus
url https://septentrio.uit.no/index.php/rangifer/article/view/195
https://doi.org/10.7557/2.27.2.195