Zobrazeno 1 - 10
of 27
pro vyhledávání: '"Steven J. Zigler"'
Autor:
Jeffrey R. Ziegeweid, Michelle R. Bartsch, Lynn A. Bartsch, Steven J. Zigler, Robert J. Kennedy, Seth A. Love
Publikováno v:
Ecological Processes, Vol 10, Iss 1, Pp 1-22 (2021)
Abstract Background Reproducing populations of invasive carps (Hypophthalmichthys spp.) could alter aquatic food webs and negatively affect native fishes in the Mississippi National River and Recreation Area (MISS) and the St. Croix National Scenic R
Externí odkaz:
https://doaj.org/article/26c5ee816f404d548e34b5aa0784fb28
Autor:
Teresa J. Newton, Patricia R. Schrank, Steven J. Zigler, Scott Gritters, Aleshia Kenney, Kristin Skrabis
Publikováno v:
Freshwater Mollusk Biology and Conservation. 25
Publikováno v:
Freshwater Science. 38:742-752
Mussel distributions are often described as clumped or patchy. However, few surveys of mussel populations have been designed to quantify these spatial patterns. We used indicators of spatia...
Autor:
Robert J. Kennedy, Jeffrey R. Ziegeweid, Seth A. Love, Steven J. Zigler, Michelle R. Bartsch, Lynn A. Bartsch
Publikováno v:
Ecological Processes, Vol 10, Iss 1, Pp 1-22 (2021)
Background Reproducing populations of invasive carps (Hypophthalmichthys spp.) could alter aquatic food webs and negatively affect native fishes in the Mississippi National River and Recreation Area (MISS) and the St. Croix National Scenic Riverway (
Publikováno v:
Freshwater Mollusk Biology and Conservation. 23
Upper Mississippi River (UMR) resource managers need a quantitative means of evaluating the health of mussel assemblages to measure effects of management and regulatory actions, assess restoration techniques, and inform regulatory tasks. Our objectiv
Publikováno v:
Freshwater Science. 35:934-947
Multiple physical and biological factors structure freshwater mussel communities in large rivers, and their distributions have been described as clumped or patchy. However, few surveys of mussel populations have been conducted over areas large enough
Publikováno v:
Aquatic Conservation: Marine and Freshwater Ecosystems. 26:703-714
Vital rates such as mortality, growth, and recruitment are important tools to evaluate the status of threatened populations and identify their vulnerabilities, leading to enhanced conservation strategies. Native freshwater mussels are a guild of larg
Publikováno v:
Scientific Investigations Report.
Publikováno v:
Freshwater Biology. 60:1-15
Summary Managers in the Upper Mississippi River (UMR) are using reductions in the River's water levels during summer to mimic historical water regimes and rehabilitate habitats for vegetation and other species. Concerns for the unintended effects of
Publikováno v:
Aquatic Conservation: Marine and Freshwater Ecosystems. 22:577-587
Minnesota Department of Natural Resources, Lake City, MN 55041, USAABSTRACT1. To evaluate patterns in mussel assemblages in the Upper Mississippi River (UMR), data from systematicsurveysof mussels conducted in threelarge reaches(Navigation Pools5, 6,