Results 11 to 20 of about 3,143,816 (338)
Estimating population density is critical for effective species conservation, wildlife management planning, and long‐term monitoring. Obtaining accurate estimates is especially important for the wolf (Canis lupus), a widely distributed northern ...
José Jiménez +3 more
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Evaluation of the temporal development of three introduced populations of brook trout, Salvelinus fontinalis, in Jizerské mountains, Czech Republic [PDF]
Three populations of brook trout, Salvelinus fontinalis, established in streams and reservoirs in the Jizerské Mountains, Czech Republic, were studied between 1995 and 2006. The maximum age was usually 3+ to 4+, but the age 7+ was also recorded.
Šanda Radek +5 more
doaj +1 more source
Do the population density and coverage rate of transit affect the public transport contribution?
The article tried to study the public transport role as one of the means that contribute to sustainable urban development by investigating the effect of the coverage rate for public transport on the number of those who use public transport in the ...
Ihsan Abbas Jasim +4 more
doaj +1 more source
Background: In 2020, the World Health Organization (WHO) stated that as many as 10 million people suffered from tuberculosis and 1.5 million died, making it the 13th cause of death in the world's top infectious killer number two after COVID-19.
Laura Nadya Damayanty Agusputri +1 more
doaj +1 more source
Impact of reference population and marker density on accuracy of population imputation
The effect of the reference population size and the number of missing single nucleotide polymorphisms (SNPs) on imputation accuracy was determined. The population imputation method using the FImpute software was applied.
Anita Kranjčevičová +4 more
doaj +1 more source
Monitoring the demographics and genetics of reintroduced populations is critical to evaluating reintroduction success, but species ecology and the landscapes that they inhabit often present challenges for accurate assessments.
Sean M. Murphy +3 more
doaj +1 more source
Passive acoustic monitoring has been successfully used to study deep-diving marine mammal populations. To assess regional population trends of sperm whales in the northern Gulf of Mexico (GoM), including impacts of the Deepwater Horizon platform oil ...
Kun Li +4 more
doaj +1 more source
Rural to Urban Population Density Scaling of Crime and Property Transactions in English and Welsh Parliamentary Constituencies [PDF]
Urban population scaling of resource use, creativity metrics, and human behaviors has been widely studied. These studies have not looked in detail at the full range of human environments which represent a continuum from the most rural to heavily urban ...
Hanley, QS, Lewis, D, Ribeiro, HV
core +8 more sources
BACKGROUND: Since the emergence in December 2019, coronavirus disease (COVID-19) has impacted several countries and made it a worldwide pandemic. It is assumed that chances of transmission of infection of COVID-19 are increased if the population of a ...
Kamlesh Garg +3 more
doaj +1 more source
Averaging population density [PDF]
Abstract Population density is a commonly quoted statistic. Almost no general descriptive summary of the population of an area is complete without a density listing, table or map. As each such density statistic is an average, it is worth considering what kind of average is being used. This article analyzes this and illustrates the effect
openaire +2 more sources

