A total of 42 nests counted from six heronries counted in 2017.
A total of 39 nests counted from eight heronries surveyed for the national heronries census in 2018 (the 90th anniversary year of the national census).
Heronry No. of nests in 2018 No. of nests in 2017
Bosherston Lakes 2 2
Westfield Pill 12 13
Upton (Carew River) 1 2
Eastwood (Millin Pill) 3 N/C
Sealyham (Afon Anghof) 4 5
Priskilly (Western Cleddau) 4 8
Felindre Farchog (Afon Nyfer) 4 N/C
Cwm Cych (Afon Cych) 9 12
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