Sentence examples for migration of adults from inspiring English sources

Understanding direction of movement in juveniles may be particularly important in terms of fisheries management strategies if there is any correlation with direction taken during the return migration of adults.

Because we are looking at changes in diabetes prevalence among adults, migration of adults, particularly from ethnic minorities, could substantially affect the 10-year projections.

Recent genetic surveys indicate that the species has seemingly nonphilopatric migration of adults from ocean feeding sites to freshwater spawning sites based on homogenized neutral variation across broad geographical regions (Spice et al. 2012; Hess et al. 2013).

Observations of substantial egg transport from the Greenland banks across the Davis Strait (Wieland and Hovgård 2002), as well as occasional migration of adults from Canada to Greenland (Hansen 1949), could provide a potential mechanism for this.

While there was a great deal of migration of adults from Bangladesh and Pakistan to the UK between 1950 and 1980, there is now an increasing number of individuals within these groups who were either born in the UK or moved to the UK during childhood [ 23, 29].

Among human-related barriers, construction of dams and the consecutive fragmentation of habitats is one of the possible factors contributing to this sharp decline, mainly because water impondment preclude (1) the upstream migration of glass eels to feeding grounds and (2) the spawning migration of adults from the feeding to the spawning grounds in the Sargasso Sea.

Eggs, larvae, and young drift passively with the current, although migration of adult fish toward breeding grounds is usually against the current.

The upstream migration of adult sockeye salmon (Oncorhynchus nerka) in the Horsefly River was monitored by a DIDSON imaging sonar during the dominant stock-cycle year 2005 using a systematic 20-min h−1 sampling scheme.

Dams, weirs and other instream barriers block the migration of adult and juvenile Murray cod and prevent recolonisation of habitats and maintenance of isolated populations.

The reduction of CCT-eta with siRNA significantly reduced the basal and growth factor-induced migration of adult fibroblastic cells.

In addition Shh has been implicated in the proliferation, maintenance and migration of adult neural precursors and their derivatives [5] [8].