Results 81 to 90 of about 29,153 (207)

Spatial distribution of bivalves in relation to environmental conditions (middle Danube catchment, Hungary) [PDF]

open access: yes, 2011
The spatial distribution of bivalves in relation to environmental conditions was studied along a second- and third order stream – medium-sized river (River Ipoly) – large river (River Danube) continuum in the Hungarian Danube River system. Quantitative
B. Tóth   +64 more
core   +1 more source

Dispersal Dynamics in a Wind-Driven Benthic System

open access: yes, 1995
Bedload and water column traps were used with simultaneous wind and water velocity measurements to study postlarval macrofaunal dispersal dynamics in Manukau Harbour, New Zealand.
Commito, John A.   +4 more
core   +1 more source

Status of Three Species of Freshwater Snails (Gastropoda: Pleuroceridae) in the Lower Ohio River Basin, Illinois [PDF]

open access: yes, 2009
Illinois Department of Natural Resources Wildlife Preservation Fund Grant/Contract No: RC08-L20WWe report on a status survey of Lithasiaspp. (Gastropoda:Pleuroceridae) we conducted in the Ohio River basin, Illinois.
Cummings, Kevin S., Tiemann, Jeremy S.
core  

Ostracods from freshwater and brackish environments of the Carboniferous of the Midland Valley of Scotland : the early colonization of terrestrial water bodies [PDF]

open access: yes, 2012
The Mississippian Strathclyde Group of the Midland Valley of Scotland yields some of the earliest non-marine ostracods. The succession records shallow marine, deltaic, estuarine, lagoonal, lacustrine, fluvial and swamp environments representing a series ...
Bennett, C.E.   +6 more
core  

The complete female mitogenome of Potomida semirugata (Lamarck, 1819)

open access: yesMitochondrial DNA. Part B. Resources
Freshwater mussels perform important ecological functions in ecosystems, such as water filtration and energy cycling. Unlike marine bivalves, freshwater mussels have unique characteristics including internal fertilization and parental care.
Ana Matos   +5 more
doaj   +1 more source

A Survey of the Subsistence and Artisanal Fisheries in Rural Areas of Viti Levu, Fiji [PDF]

open access: yes
Resource /Energy Economics and Policy,
Blaber, S.J.M.   +4 more
core   +1 more source

Freshwater Mussel Shells as Indicators of Seasonal Occupation of Archaeological Sites: Review of the Method [PDF]

open access: yes, 1976
Seasonal occupation of sites and utilization of resources by aborigines is a subject of growing importance to prehistoric archeologists; however, relatively few satisfactory techniques are available for making the necessary determinations.
Ray, Robert H.
core   +2 more sources

Range maps and waterbody occupancy data for 1158 freshwater macroinvertebrate genera in the contiguous USA

open access: yesScientific Data
Range maps are used to estimate the geographic extent of taxa, providing valuable information for biodiversity and conservation research and management.
Ethan A. Brown   +4 more
doaj   +1 more source

Blue frontiers: managing the environmental costs of aquaculture [PDF]

open access: yes, 2011
The report begins with an overview of the current status of world aquaculture. It then goes on to describe an approach for estimating the current combined biophysical resource demands of aquaculture for producer countries and regions.
Beveridge, M.   +4 more
core  

Blue frontiers: managing the environmental costs of aquaculture [PDF]

open access: yes
The report begins with an overview of the current status of world aquaculture. It then goes on to describe an approach for estimating the current combined biophysical resource demands of aquaculture for producer countries and regions.
Beveridge, M.   +5 more
core  

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