TABLE 2.

Microscopic counts of microphytoplankton at the northern, middle, and southern Chesapeake Bay stations during the September 2002 and March 2003 cruises

Phytoplankton	Microphytoplankton count (cells/ml)
	September 2002			March 2003
	Station 858a	Station 818	Station 707	Station 858a	Station 818	Station 707
Diatoms	3,691	2,296	390	14,085	21,744	7,571
Dinoflagellates	128	94	13	10,476	1,056	1,232
Other	13	0	1	881	2,025	264
Total	3,832	2,390	404	25,442	24,825	9,067

^aData for station 908 were not available, and station 858 (38°58′N, 76°23′W) here served as a reference to station 908.