Table 1.

Cyanobacteria genera identified through morphological investigation from the BSC of the four SCIN sites.

	Germany	Austria	Spain	Sweden
Pseudanabaena	X	X	X	X
Calothrix			X	X
Chroococcus	X	X
Chroococcidiopsis			X	X
Fischerella			X
Gloeocapsa		X	X	X
Leptolyngbya	X	X
Lyngbya			X
Microcoleus	X	X	X	X
Aphanothece		X	X	X
Nostoc	X	X	X	X
Oscillatoria	X	X	X	X
Phormidium	X	X	X	X
Plectonema		X	X
Schizothrix				X
Scytonema			X
Stigonema		X	X
Synechocystis	X			X
Tolypothrix	X
Total	9	11	14	11