IV.] 
ABSENCE OF ALG^ AT POET DICKSON. 
197 
Our botanists thus made on land a not inconsiderable 
collection, considering the northerly position of the region. On 
the other hand no large algm were met with in the sea, nor was 
it to be expected that there would, for the samples of water 
SIEVERSIA GLACIALIS R. BR. 
From Port Dickson, 
taken up with Ekman’s instrument showed that the salinity at 
the bottom was as slight as at the surface, viz. only 0‘3 per 
cent. The temperature of the water was also at the time of 
