Zobrazeno 1 - 2
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pro vyhledávání: '"Becky Hylton"'
Publikováno v:
Journal of Field Ornithology. 74:281-287
The accuracy of aerial estimates of avian aggregation sizes is variable across studies, and the relative importance of techniques and inter-observer error to this variation are poorly understood. Using a scaled physical model of a wading bird colony,
Publikováno v:
Environmental toxicology and chemistry. 23(6)
During the late 1980s, the upper trophic-level biota of the Everglades (FL, USA) was recognized as being highly contaminated with mercury (Hg). However, the timing and pattern of that increase is poorly known, and no information is available about me