Results 101 to 110 of about 1,790,284 (171)

BIOECONOMIC MANAGEMENT OF RED SWAMP CRAYFISH (PROCAMBARUS CLARKII) IN THE PRESENCE OF ENVIRONMENTAL EXTERNALITIES [PDF]

open access: yes
Red swamp crayfish (Procambarus clarkii) is a valuable renewable resource which creates significant negative externalities to its environment. Crayfish can cause severe crop damage by burrowing in fields and using irrigation systems to spread.
Michel, Philippe   +2 more
core  

DIET AND TROPHIC NICHE OF THE INVASIVE SIGNAL CRAYFISH IN THE FIRST INVADED ITALIAN STREAM ECOSYSTEM

open access: yes, 2017
We evaluated the seasonality of diet and trophic niche of invasive signal crayfish (Pacifastacus leniusculus) in order to estimate the ecological role and effects on native communities of the first Italian stream ecosystem invaded by this species.
Ruokonen, Timo J   +4 more
core  

A Trial of Natural Habitat Enclosure Traps as a Sampling Tool for Juvenile Crayfish [Elektronisk resurs]

open access: yes, 2013
Recruitment is a vital factor in the assessment, management and population dynamics of decapods. Since the juvenile stages of crayfish often prefer heterogeneous habitats, sampling with quantitative and reproducible methods have so far been challenging ...
Bohman, Patrik,   +5 more
core  

Effect of Exercise on Adult Neurogenesis in Crayfish [PDF]

open access: yes, 2012
Adult neurogenesis, formation of new neurons, has been determined to be a part of the normal physiology in all species of animals studied to date. There have been several factors observed to increase the number of newly formed cells; the most potent of ...
Klutts, Jennifer E.
core  

Update on the distribution of freshwater crayfish in Croatia

open access: yesKnowledge and Management of Aquatic Ecosystems, 2011
Four indigenous European and two non-indigenous American freshwater crayfish species inhabit Croatian freshwater habitats. Generally, the noble crayfish (Astacus astacus), the narrow-clawed crayfish (Astacus leptodactylus) and the stone crayfish ...
Maguire I., Jelić M., Klobučar G.
doaj   +1 more source

Shelter and depth use of adult noble crayfish (Astacus astacus (L.)) and signal crayfish (Pacifastacus leniusculus (Dana)) in the presence of a predator.

open access: yes, 2008
Freshwater Crayfish -sarjaa ei löydy tietokannoista (ei ole web of science:ssäkään), siksi ei ole ISSN -numeroa eikä muita sarjan ...
Erkamo, E.   +3 more
core  

Chronic Crayfish Plague Infection and Eroded Swimmeret Syndrome in Lake Saimaa (Finland) Signal Crayfish [PDF]

open access: yes, 2017
We present data and results from a 9-year survey (2009 – 2017) of the Lake Saimaa signal crayfish population in Finland. This population has a history of chronic infection with Aphanomyces astaci.
Tiitinen, Vesa   +2 more
core   +1 more source

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

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