BOURGEAU LAKE NUTRIENT, PRIMARY PRODUCTIVITY, AND ALKALINITY DATA FOR 1993

Site Depth m pH Total Alkalinity mg/l Conductivity micromhos/cm NH4-N mg/l NO2+ NO3 mg/l TKN mg/l Total phos. mg/l Ortho. phos. mg/l Chl a micro g/l Pheophytin micro g/l

Date May 10, 1987

A 0 256
A 1 7.70 123.0 0.21 0.07 1.25 0.027 0.001
A 4 7.40 130.5 0.34 0.08 2.12 0.079 <0.001
A 10 7.20 156.5 285 1.35 <0.01 3.88 0.056 0.003
A 17 7.40 180.0 2.08 <0.01 5.09 0.171 0.107

Date September 28, 1987

A 1 7.82 118.0 417 0.067 <0.01 1.31 0.012 0.001
A 4 7.55 106.0 418 0.081 <0.01 1.24 0.012 0.001
A 10 6.90 163.0 451 1.364 <0.01 3.24 0.040 0.003