migration

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The progressive increment of size (ML) during the fishing period could be explained as a consequence of (1) growth process; (2) migratory behavior, in which increasingly larger specimens arrive to the study area day after day; or (3) a mixture of both factors (growth and migration).
We have developed a panel of in vitro testing of the migratory behavior of inflammatory polymorphonuclear (PMN) cells from human blood samples.
If migratory behavior (species classified as migratory or nonmigratory on the basis of descriptions by MacKinnon and Phillipps [7]), was considered, 11 (4.
lewini landings by artisanal fishermen (Torres-Huerta, 1999; Martinez-Ortiz et al, 2007; Zanella, 2008) combined with tagging data that shows migratory behavior among the large, conspicuous schools that form at volcanic islands and seamounts (e.
After all, dogs are pack animals with migratory behavior and they require a great deal of exercise.
Mark-recapture experiments provide an empirical method for evaluating both migratory behavior and stock composition.
Biologists do not know if the Yangtze cowfish migrates in rivers and lakes, but they believe migratory behavior data could help guide local governments on which areas of the river-lake system to protect.
This relatively straight movement counts as one of the five typical signs of migratory behavior, says Dingle, who has relied on his own findings and the data of others to write extensively on migration.
One female WTD that exhibited seasonal migratory behavior had an especially large home range (49 [km.
inappropriately mixes genetically distinct populations of the same species, may disrupt migratory behavior of native butterflies, confuses scientific studies of butterfly migrations and [because releases are at the wrong time of year or in the wrong location for the species] usually results in the untimely death of the butterflies released.