Germany 129 
On Memmert, an uninhabited 
island between Juist and Borkum in 
the German Ocean (figure 9), a sanc- 
tuary of birds has been instituted. 
A watcher is placed there during the 
breeding time, and this year about 300 
pairs of the herring gull [Larus argen- 
tattis\ 600 pairs of terns — the common 
tern {Sterna hirundo), the Arctic tern 
{S, macrura), the lesser tern [S, mi- 
nuta), and the sandwich tern [S. can- 
tiaca), 30 pairs of the oyster catcher 
{Haematopus ostralegus), and 50 pairs 
of the Kentish plover {Charadrius 
alexandrinus) were nesting there. 
A tract of salt marsh, near Artern, 
with the following characteristic salt- 
marsh plants, was threatened by agri- 
culture : — Ruppia rostellata, Triglochin 
maritimum, Cladium MariscuSy Atri- 
plex pedunculata, A. littoralis, Salt- 
cornia herbaceUy Suaeda maritima, 
Spergularia salina^ Glaux maritimay 
c. 
9 
