Results 111 to 120 of about 11,075 (250)

Stomach contents from invasive American bullfrogs Rana catesbeiana (= Lithobates catesbeianus) on southern Vancouver Island, British Columbia, Canada [PDF]

open access: yes, 2013
Invasive alien American bullfrog populations are commonly identified as a pernicious influence on the survival of native species due to their adaptability, proliferation and consequent ecological impacts through competition and predation. However, it has
Jancowski, Kevin, Orchard, Stan A.
core   +2 more sources

Characterising dispersal and potential impacts of non‐native red swamp crayfish (Procambarus clarkii) populations in the coastal plain region of the pee Dee River basin, U.S.A.

open access: yesFreshwater Biology
Non‐native species can spread rapidly through aquatic ecosystems in association with both natural and anthropogenic mechanisms, but the relative importance of these two mechanisms in determining the spread of a species is not always clear.
M. Kendrick   +8 more
semanticscholar   +1 more source

Ecological characterization of the Florida springs coast: Pithlachascotee to Waccasassa Rivers [PDF]

open access: yes, 1990
This report covers the upper coast of west-central Florida. This region includes the drainage basins and nearshore waters of the west coast of Florida between, but not including, the Anclote River basin and the Suwannee River basin.
Bland, Michael J.   +4 more
core  

Different invasibility of permanent and temporary waterbodies in a semiarid Mediterranean Island [PDF]

open access: yes, 2019
Nonindigenous species (NIS) represent a threat to aquatic biodiversity worldwide. However, freshwater ecosystems in drylands are potentially more prone to biological invasions than those located in temperate regions because of the higher number of ...
Marrone, F., Naselli-Flores, L.
core   +1 more source

Cu accumulation, detoxification and tolerance in the red swamp crayfish Procambarus clarkii

open access: yesEcotoxicology and Environmental Safety, 2019
Copper is an essential metal but potentially toxic to aquatic animals at high levels. The present study investigated physiologically adaptive responses to waterborne Cu2+ exposure (0, 0.03, 0.30, 3.00 mg/L) in a representative species of crustaceans, the red swamp crayfish (Procambarus clarkii) for 7 d, followed by a 7-d depuration period.
null Dan Zhao   +3 more
openaire   +2 more sources

A comparative study of predation rhythms on cladocerans by juvenile invasive crayfish and native shrimp

open access: yesFrontiers in Ecology and Evolution
The red swamp crayfish Procambarus clarkii is one of the most widely distributed invasive species in the world. Effects of juvenile crayfish (< 5 cm in body length) in lake ecosystems remain largely unknown, despite that they have a great potential of
Hui Zhang   +21 more
doaj   +1 more source

Microhabitat use by the white-clawed crayfish in a Tuscan stream. [PDF]

open access: yes, 2008
Habitat modification, pollution, overfishing, poaching, competition from nonindigenous species, and diseases have led to the extinction in Europe of many populations of indigenous crayfish.
Bernardo J. M.   +23 more
core   +2 more sources

Tracking the invasion of the red swamp crayfish Procambarus clarkii (Girard, 1852) (Decapoda Cambaridae) in Sicily: a “citizen science” approach

open access: yesBiogeographia, 2017
The first record of the red swamp crayfish in Sicily dates back to 2003 and, since then, the species seemed to be confined to a few localities in western Sicily. A small “citizen science” project carried out from November 2016 onwards led to the creation
Francesco Paolo Faraone   +19 more
doaj   +1 more source

Tissue distributions and seasonal dynamics of the hepatotoxic microcystins-LR and -RR in two freshwater shrimps, Palaemon modestus and Macrobrachium nipponensis, from a large shallow, eutrophic lake of the subtropical China [PDF]

open access: yes, 2005
So far no information is available on microcystin (MC) contents in shrimps, prawns or crayfish from natural freshwaters. Tissue distributions and seasonal dynamics of the hepatotoxic MC-LR and -RR in two freshwater shrimps, Palaemon modestus and ...
Chen, J   +2 more
core   +1 more source

Habitat use and population structure of the invasive red swamp crayfish Procambarus clarkii (Girard, 1852) in a protected area in northern Italy

open access: yesKnowledge and Management of Aquatic Ecosystems, 2018
The red swamp crayfish Procambarus clarkii is one of the most invasive alien species in Europe and included in the list of invasive species of Union concern.
Donato Roberta   +5 more
doaj   +1 more source

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