Reintroduction and stock enhancement of European weatherfish (Misgurnus fossilis L.) in Rhineland-Palatinate and Hesse, Germany

A stocking program for the endangered European weatherfish (Misgurnus fossilis L.) was conducted in the German federal states of Rhineland-Palatinate and Hesse, southwest Germany. An initial monitoring enabled to identify local broodstock and to assess habitats regarding their ecological suitability...

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Main Authors: Schreiber Benjamin, Korte Egbert, Schmidt Thomas, Schulz Ralf
Format: Article
Language:English
Published: EDP Sciences 2018-01-01
Series:Knowledge and Management of Aquatic Ecosystems
Subjects:
Online Access:https://doi.org/10.1051/kmae/2018031
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author Schreiber Benjamin
Korte Egbert
Schmidt Thomas
Schulz Ralf
author_facet Schreiber Benjamin
Korte Egbert
Schmidt Thomas
Schulz Ralf
author_sort Schreiber Benjamin
collection DOAJ
description A stocking program for the endangered European weatherfish (Misgurnus fossilis L.) was conducted in the German federal states of Rhineland-Palatinate and Hesse, southwest Germany. An initial monitoring enabled to identify local broodstock and to assess habitats regarding their ecological suitability for reintroduction. In a second step, broodstock were caught for artificial propagation and cultured fry were released in previously selected river sectors. Furthermore, reintroduction sectors were biannually monitored to assess stocking success. Within the study period (2014–2016), a total number of approximately 83,500 juveniles were stocked in three river sectors for reintroduction and approximately 85,000 juveniles were stocked in four other river sectors to strengthen existing populations. During the post-release monitoring, 45 individuals were recaptured in two sectors. The documented short-term reintroduction success (i.e. survival of released individuals) indicates appropriateness of the selected stocking strategy. Furthermore, the provided course of action might be transferred to further states or countries and thereby contribute to weatherfish conservation at larger scales.
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spelling doaj.art-89517c60a2a343a3a8962ebfb6a0c4222022-12-22T00:13:41ZengEDP SciencesKnowledge and Management of Aquatic Ecosystems1961-95022018-01-0104194310.1051/kmae/2018031kmae170157Reintroduction and stock enhancement of European weatherfish (Misgurnus fossilis L.) in Rhineland-Palatinate and Hesse, GermanySchreiber BenjaminKorte EgbertSchmidt ThomasSchulz RalfA stocking program for the endangered European weatherfish (Misgurnus fossilis L.) was conducted in the German federal states of Rhineland-Palatinate and Hesse, southwest Germany. An initial monitoring enabled to identify local broodstock and to assess habitats regarding their ecological suitability for reintroduction. In a second step, broodstock were caught for artificial propagation and cultured fry were released in previously selected river sectors. Furthermore, reintroduction sectors were biannually monitored to assess stocking success. Within the study period (2014–2016), a total number of approximately 83,500 juveniles were stocked in three river sectors for reintroduction and approximately 85,000 juveniles were stocked in four other river sectors to strengthen existing populations. During the post-release monitoring, 45 individuals were recaptured in two sectors. The documented short-term reintroduction success (i.e. survival of released individuals) indicates appropriateness of the selected stocking strategy. Furthermore, the provided course of action might be transferred to further states or countries and thereby contribute to weatherfish conservation at larger scales.https://doi.org/10.1051/kmae/2018031conservationartificial propagationendangered speciesstockingRhine
spellingShingle Schreiber Benjamin
Korte Egbert
Schmidt Thomas
Schulz Ralf
Reintroduction and stock enhancement of European weatherfish (Misgurnus fossilis L.) in Rhineland-Palatinate and Hesse, Germany
Knowledge and Management of Aquatic Ecosystems
conservation
artificial propagation
endangered species
stocking
Rhine
title Reintroduction and stock enhancement of European weatherfish (Misgurnus fossilis L.) in Rhineland-Palatinate and Hesse, Germany
title_full Reintroduction and stock enhancement of European weatherfish (Misgurnus fossilis L.) in Rhineland-Palatinate and Hesse, Germany
title_fullStr Reintroduction and stock enhancement of European weatherfish (Misgurnus fossilis L.) in Rhineland-Palatinate and Hesse, Germany
title_full_unstemmed Reintroduction and stock enhancement of European weatherfish (Misgurnus fossilis L.) in Rhineland-Palatinate and Hesse, Germany
title_short Reintroduction and stock enhancement of European weatherfish (Misgurnus fossilis L.) in Rhineland-Palatinate and Hesse, Germany
title_sort reintroduction and stock enhancement of european weatherfish misgurnus fossilis l in rhineland palatinate and hesse germany
topic conservation
artificial propagation
endangered species
stocking
Rhine
url https://doi.org/10.1051/kmae/2018031
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