CONTENTS 



Introduction 1 



Description of study area 1 



Physiography and geology 1 



Climatology 2 



Runoff 4 



Tides 4 



Physical and chemical oceanographic features of Auke Bay 4 



Temperature 4 



Salinity 5 



Density 6 



Stability 7 



Dissolved oxygen 7 



Inorganic nutrients 8 



Summary 10 



Literature cited 10 



Figures 



1. Auke Bay, Alaska, and surrounding area 2 



2. Bathymetry of Auke Bay, Alaska, and locations of oceanographic stations 3 



3. Average monthly precipitation at Juneau airport, 1931-60 3 



4. Monthly averages of daily insolation in Auke Bay area, 1959-62 3 



5. Monthly averages of daily maximum and minimum air temperatures recorded at Juneau, 



Alaska, airport and of sea surface temperature at Auke Bay, Alaska, 1959-62 4 



6. Observed water temperatures at selected depths in- Auke Bay, Alaska, 1960-68 5 



7. Typical profiles of temperature in Auke Bay, Alaska, for January, April, July, and October 



1960-68 5 



8. Observed salinities at selected depths in Auke Bay, Alaska, 1960-68 5 



9. Typical profiles of salinity in Auke Bay, Alaska, for January, April, July, and October 1960- 



68 6 



10. Observed densities at selected depths in Auke Bay, Alaska, 1960-68 6 



11. Typical profiles of density in Auke Bay, Alaska, for January, April, July, and October 1960- 



68 6 



12. Observed concentrations of dissolved oxygen at selected depths in Auke Bay, Alaska, 1960-68 8 



13. Typical vertical profiles of percent saturation of dissolved oxygen in Auke Bay, Alaska, for 



January, April, July, and October 1960-68 8 



14. Observed concentrations of inorganic phosphate at selected depths in Auke Bay, Alaska, 



1963-67 9 



15. Observed concentrations of dissolved silicate at selected depths in Auke Bay, Alaska, 1963-67 9 



16. Observed concentrations of dissolved nitrate at selected depths in Auke Bay, Alaska, 1963-67 10 



Table 



1. Stability (E) at Auke Bay monitor station in July and August 1965 7 



