Long-distance migration, and the study of the migrants who undertake these journeys, has
fascinated generations of biologists. However, many aspects of the annual cycles of these …

The population of the rufa subspecies of the red knot Calidris canutus, which breeds in the
central Canadian arctic and mainly winters in Tierra del Fuego, has declined dramatically …

Throughout the world, coastal salt ponds provide habitat for large numbers and diversities of
waterbirds. San Francisco Bay contains the most important coastal salt pond complexes for …

Estimates are presented for the population sizes of 53 species of Nearctic shorebirds
occurring regularly in North America, plus four species that breed occasionally. Population …

Seagrasses are critically important components of many marine coastal and estuarine
ecosystems, but are declining worldwide. Spatial change in distribution of eelgrass, Zostera …

On 6-9 December 1993 and 14-18 February 1994 ground surveys of shorebirds were
conducted in Ensenada Pabellones and Bahia Santa Maria, Sinaloa, Mexico. These were …

Juvenile survival and dispersal rates are important demographic parameters in predicting
the viability of avian populations, but estimates are seldom available because mortality is …

Shorebird populations have declined due to several threats throughout their annual cycle.
Anthropogenic disturbance is one of the most ubiquitous threats to shorebird conservation in …

A large proportion of the Hudsonian Godwits (Limosa haemastica) spending the boreal
winter along the eastern Pacific Ocean coast are known to occur in the vicinity of Chiloé …

Current assessments indicate that populations of several species of North American
shorebirds are declining rapidly. However, limited monitoring programs south of the US …