Occurrence and Distribution of a Diatom-Diazotrophic Cyanobacteria Association during a Trichodesmium Bloom in the Southeastern Arabian Sea

Table 1

Hydrographical variables observed along the Kochi and Mangalore transects during April 2012.

Variables	Range of observed values
	Kochi	Mangalore
Temperature (°C)	30.10–30.70	30.06–31.44
Salinity (psu)	33.89–35.01	34.60–35.19
Wind speed (ms^−1)	2.41–13.98	2.44–9.97
DO (mlL^−1)	4.02–4.94	4.05–4.69
Ammonia (μM)	0.41–1.94	0.37–1.69
Nitrate (μM)	0.06–1.96	0.04–0.24
Silicate (μM)	0.49–1.58	1.70–5.30
Phosphate (μM)	0.11–0.52	0.03–0.56