Results 21 to 30 of about 109,267 (311)

A fish otolith assemblage from the Late Miocene (Pannonian) deposits of Lake Pannon (Doba, NW Hungary) [PDF]

open access: yes, 2012
A fish otolith assemblage consisting of 173 specimens was recovered from littoral sand deposits of the brackish Lake Pannon at Doba, western Hungary. Co-occurring endemic mollusks indicate the Lymnocardium ponticum Zone, thus an age of about 9 million ...
Bosnakoff, Mariann, Katona, Lajos Tamás
core   +1 more source

Rapid biotic homogenization of marine fish assemblages [PDF]

open access: yesNature Communications, 2015
AbstractThe role human activities play in reshaping biodiversity is increasingly apparent in terrestrial ecosystems. However, the responses of entire marine assemblages are not well-understood, in part, because few monitoring programs incorporate both spatial and temporal replication.
Magurran, Anne   +4 more
openaire   +4 more sources

Composition of fish assemblage in the East Hammar marsh, southern Iraq

open access: yesمجلة بغداد للعلوم, 2014
The fish assemblage in the East Hammar marsh was studied during December 2009 to May 2010. The fish fauna of the marsh consisted of 17 native, 23 marine (49%) and seven alien species.
Baghdad Science Journal
doaj   +1 more source

Sampling a Littoral Fish Assemblage: Comparison of Small-Mesh Fyke Netting and Boat Electrofishing [PDF]

open access: yes, 2007
We compared small-mesh (4-mm) fyke netting and boat electrofishing for sampling a littoral fish assemblage in Muskegon Lake, Michigan. We hypothesized that fyke netting selects for small-bodied fishes and electrofishing selects for large-bodied fishes ...
Becker G. C.   +12 more
core   +3 more sources

Fish Assemblages of Mediterranean Marine Caves

open access: yesPLOS ONE, 2015
Fish assemblages associated with 14 marine caves and adjacent external rocky reefs were investigated at four Marine Protected Areas (MPAs) along the coasts of Italy. Within the caves sampling was carried out in different sub-habitats: walls, ceilings, bottoms and ends of caves.
Simona Bussotti   +3 more
openaire   +4 more sources

Restoration of a river backwater and its influence on fish assemblage

open access: yesCzech Journal of Animal Science, 2005
The development of fish assemblage in a restored river backwater (Kurfürst backwater, Morava River, Czech Republic) was monitored over a six-year period from its restoration. The structure of fish assemblage remained similar throughout the years. Species
E. Hohausová, P. Jurajda
doaj   +1 more source

The origins of intensive marine fishing in medieval Europe: the English evidence [PDF]

open access: yes, 2004
The catastrophic impact of fishing pressure on species such as cod and herring is well documented. However, the antiquity of their intensive exploitation has not been established. Systematic catch statistics are only available for ca.
Barrett, J H, Locker, A M, Roberts, C M
core   +2 more sources

Fish assemblage monitoring in Alberta’s Ells River: Baseline fish and habitat variability prior to major development

open access: yesGlobal Ecology and Conservation, 2022
The collection of sentinel fish species for Environmental Effects Monitoring (EEM) has provided ancillary fish assemblage surveys on several tributaries in the Athabasca Oil Sands Region (AOSR) of Alberta, Canada over the last decade.
A.G. Wynia   +5 more
doaj   +1 more source

Long-term changes in fish assemblage following the impoundments of the Three Gorges Reservoir in Hejiang, a protected reach of the upper Yangtze River

open access: yesKnowledge and Management of Aquatic Ecosystems, 2013
The construction of the Three Gorges Reservoir (TGR) has seriously affected the fish assemblage in the impounded reaches. However, fish assemblage changes in the riverine zone remain poorly documented. In order to explore how upstream
Liu F., Wang J., Cao W.
doaj   +1 more source

Trophic niche isotope analysis of the fish assemblages in a subtropical river, Southern China

open access: yesRiver, 2023
Freshwater fishery resources in Chinese rivers have been markedly impaired as the results of overfishing, damming, and watershed development. However, little is known about trophic ecology of fish assemblages in the rivers of China. In this study, fishes
Gang Chen   +6 more
doaj   +1 more source

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