381 Footnotes to Table C-9. continued. bird mortality rate hg/m 2.mo average water surface area, as fraction of maximum average solar radiation, as fraction of a maximum average fish biomass, g/m .mo adjusted to 3.73 in simulation estimated as 20 percent of density per month average fish density, g/m 2-mo onot changed in simulation Pmg/m2. mo adjusted to 3.98 in simulation mg/m2 mo average bird biomass, mg/m2 adjusted to 3.28 in simulation u birds/m2 mo Adjusted to 0.295 in simulation w birds/m 2.mo Average bird number, v birds/m2 Adjusted to 0.046 in simulation to allow steady state,conditions (same maximum each year) for present conditions Adjusted to 0.002 in simulation to prevent fish extinction