Expedition to Tierra del Fuego – February 6, 2003
Previous Post Adding to our concern over the low numbers of red knots on the bay is the low proportion of immatures. In healthy shorebird populations one could expect 1 out of every 3-5 birds to be young of the year. For example in 2002 we found 1 out of every 3 godwits (36%) to be young of the year. For red knots the figure was much lower, 1 out of 17 (6%). This year only 5% of the knots were immatures. Why the lower rate? One possibility is juveniles don’t come to Tierra del Fuego to winter but stop…
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