194 
BATHYMETRICAL SURVEY OF 
discovered in Britain by Dr. Scott. The usual pelagic Rotifera were 
present. No Desmids were seen. 
Loch Awe . — The most abundant organism was a variety of Diaptomus 
Wierzejshii. Sida was seen here, and in no other lake in the district, 
being somewhat late in the season for this species. Very few Rotifera 
or Algae were noticed. 
