Genetic diversity and structure in Arizona pronghorn following conservation efforts

Abstract Arizona pronghorn (Antilocapra americana) population numbers have declined over the last century due to unregulated‐harvest, population fragmentation, urban expansion, and habitat loss. Captive breeding, reintroductions, and translocations have helped to curb decline and boost population nu...

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Main Authors: Erin E. Hahn, Melanie Culver
Format: Article
Language:English
Published: Wiley 2021-10-01
Series:Conservation Science and Practice
Subjects:
Online Access:https://doi.org/10.1111/csp2.498
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author Erin E. Hahn
Melanie Culver
author_facet Erin E. Hahn
Melanie Culver
author_sort Erin E. Hahn
collection DOAJ
description Abstract Arizona pronghorn (Antilocapra americana) population numbers have declined over the last century due to unregulated‐harvest, population fragmentation, urban expansion, and habitat loss. Captive breeding, reintroductions, and translocations have helped to curb decline and boost population numbers of the endangered Sonoran subspecies (A. a. sonoriensis). To assess the effect of on‐going management actions on the Sonoran subspecies, we collected multi‐locus genotype data and performed tests of genetic differentiation and population structure in comparison to the non‐endangered American subspecies (A. a. americana). We provide updated estimates of genetic diversity and relatedness to serve as a benchmark for future management toward further recovery of Sonoran pronghorn. Management actions have upheld distinction between the two subspecies in Arizona and stemmed further genetic diversity loss while avoiding an increase in inbreeding within the captive‐bred Sonoran population.
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spelling doaj.art-3a16eedabe5d491aa878f2159ad3db6f2022-12-22T03:41:35ZengWileyConservation Science and Practice2578-48542021-10-01310n/an/a10.1111/csp2.498Genetic diversity and structure in Arizona pronghorn following conservation effortsErin E. Hahn0Melanie Culver1The University of Arizona, Graduate Interdisciplinary Program in Genetics Tucson Arizona USAThe University of Arizona, Graduate Interdisciplinary Program in Genetics Tucson Arizona USAAbstract Arizona pronghorn (Antilocapra americana) population numbers have declined over the last century due to unregulated‐harvest, population fragmentation, urban expansion, and habitat loss. Captive breeding, reintroductions, and translocations have helped to curb decline and boost population numbers of the endangered Sonoran subspecies (A. a. sonoriensis). To assess the effect of on‐going management actions on the Sonoran subspecies, we collected multi‐locus genotype data and performed tests of genetic differentiation and population structure in comparison to the non‐endangered American subspecies (A. a. americana). We provide updated estimates of genetic diversity and relatedness to serve as a benchmark for future management toward further recovery of Sonoran pronghorn. Management actions have upheld distinction between the two subspecies in Arizona and stemmed further genetic diversity loss while avoiding an increase in inbreeding within the captive‐bred Sonoran population.https://doi.org/10.1111/csp2.498Antilocapra americanaAntilocapridaecaptive‐breedinginbreedingmicrosatellitestranslocation
spellingShingle Erin E. Hahn
Melanie Culver
Genetic diversity and structure in Arizona pronghorn following conservation efforts
Conservation Science and Practice
Antilocapra americana
Antilocapridae
captive‐breeding
inbreeding
microsatellites
translocation
title Genetic diversity and structure in Arizona pronghorn following conservation efforts
title_full Genetic diversity and structure in Arizona pronghorn following conservation efforts
title_fullStr Genetic diversity and structure in Arizona pronghorn following conservation efforts
title_full_unstemmed Genetic diversity and structure in Arizona pronghorn following conservation efforts
title_short Genetic diversity and structure in Arizona pronghorn following conservation efforts
title_sort genetic diversity and structure in arizona pronghorn following conservation efforts
topic Antilocapra americana
Antilocapridae
captive‐breeding
inbreeding
microsatellites
translocation
url https://doi.org/10.1111/csp2.498
work_keys_str_mv AT erinehahn geneticdiversityandstructureinarizonapronghornfollowingconservationefforts
AT melanieculver geneticdiversityandstructureinarizonapronghornfollowingconservationefforts