Results 141 to 150 of about 15,094 (230)

Neuronal Pathways and Synaptic Connexions in the Abdominal Cord of the Crayfish [PDF]

open access: yes, 1959
1. An investigation has been made into the function and distribution of nerve fibres in the abdominal ganglion chain and its roots in the crayfish, Procambarus clarkii, by leading off action potentials from small prepared bundles following sensory ...
Hughes, G. M., Wiersma, C. A. G.
core   +1 more source

Properties of the Optokinetic Motor Fibres in the Rock Lobster: Build-Up, Flipback, Afterdischarge and Memory, Shown by Their Firing Patterns [PDF]

open access: yes, 1972
The properties of sets of motor fibres responding to both clockwise and anticlockwise rotation have been studied in the oculomotor nerve of the rock lobster. There are probably three, but perhaps four, units in each set.
Wiersma, C. A. G.   +2 more
core  

Cross-ecosystem effects of light pollution and invasive signal crayfish on riparian spiders

open access: yesGlobal Ecology and Conservation
Ecosystems face multiple abiotic and biotic stressors that interact and extend beyond ecosystem boundaries. Both artificial light at night (ALAN) and invasive species are major threats to freshwater biodiversity in Europe.
Alessandro Manfrin   +10 more
doaj   +1 more source

Cardiac and Locomotor Responses to Acute Stress in Signal Crayfish Pacifastacus leniusculus Exposed to Methamphetamine at an Environmentally Relevant Concentration. [PDF]

open access: yesInt J Environ Res Public Health, 2020
Ložek F   +7 more
europepmc   +1 more source

Environmental DNA can inform the trade‐off between proactive and reactive strategies for crayfish conservation

open access: yesEnvironmental DNA
The introduction of the signal crayfish Pacifastacus leniusculus to British rivers has led to ecological degradation and the decline of the native white‐clawed crayfish Austropotamobius pallipes.
Jack A. Greenhalgh   +12 more
doaj   +1 more source

When a Fish is a Fish: The Economic Impacts of Escaped Farmed Fish [PDF]

open access: yes
The escape of cultured fish from a marine aquaculture facility is a type of biological invasion that may lead to a variety of potential ecological and economic effects on native fish. This paper develops a general invasive species impact model to capture
Anders Skonhoft   +2 more
core  

Phylogeographic insights into the invasion history and secondary spread of the signal crayfish in Japan. [PDF]

open access: yesEcol Evol, 2016
Usio N   +7 more
europepmc   +1 more source

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