Long-term trends in Secchi depth in the Baltic Sea

Limnology and Oceanography

Volumn 41, Issue 2, 1996, Pages 346-351

  Sandén, Per ^a   Håkansson, Bertil ^b  

^a LINKÖPING UNIVERSITY   (Sweden)

^b SWEDISH METEOROLOGICAL AND HYDROLOGICAL INSTITUTE   (Sweden)

Author keywords

[No Author keywords available]

Indexed keywords

EID: 0029783876     PISSN: 00243590     EISSN: None     Source Type: Journal    
DOI: 10.4319/lo.1996.41.2.0346     Document Type: Article

References (21)

1. ANDERSSON, T., Å. NILSSON, AND M. JANSSON. 1991. Coloured substances in Swedish lakes and rivers-temporal variation and regulating factors, p. 243-253. In B. Allard et al. [eds.], Humic substances in the aquatic and terrestrial environment. Springer.
2. CARLSON, R. E. 1977. A trophic state index for lakes. Limnol. Oceanogr. 22: 361-369.
3. EPPLEY, R. W., E. STEWART, M. R. ABBOTT, AND U. HEYMAN. 1985. Estimating ocean primary production from satellite chlorophyll. Introduction to regional differences and statistics for the Southern California Bight. J. Plankton Res. 7: 57-70.
4. 2. Nature 358: 741-743.
5. HELSEL, D. R., AND R. M. HIRSCH. 1992. Statistical methods in water resources. Elsevier.
6. HIRSCH, R. M., AND J. R. SLACK. 1984. A nonparametric trend test for seasonal data with serial dependence. Water Resour. Res. 20: 727-732.
7. _, _, AND R. A. SMITH. 1982. Techniques of trend analysis for monthly water quality data. Water Resour. Res. 18: 107-121.
8. JERLOV, N. G. 1976. Marine optics. Elsevier.
9. KAUTSKY, N., H. KAUTSKY, U. KAUTSKY, AND M. WAERN. 1986. Decreased depth penetration of Fucus vesiculosus (L.) since the 1940's indicates eutrophication of the Baltic Sea. Mar. Ecol. Prog. Ser. 28: 1-8.
10. KIRK, J. T. O. 1983. Light and photosynthesis in aquatic ecosystems. Cambridge.
11. LARSSON, U., R. ELMGREN, AND F. WULFF. 1985. Eutrophication and the Baltic Sea: Causes and consequences. Ambio 14: 9-14.
12. LEWIS, M. R., N. KURING, AND C. YENTSCH. 1988. Global patterns of ocean transparency: Implications for the new production of the open ocean. J. Geophys. Res. 93: 6847-6856.
13. MEGARD, R. O., AND T. BERMAN. 1989. Effects of algae on the Secchi transparency of the southeastern Mediterranean Sea. Limnol. Oceanogr. 34: 1640-1655.
14. NYQUIST, G. 1979. Investigation of some optical properties of seawater with special reference to lignin sulfonates and humic substances. Thesis, Univ. Gothenburg.
15. PETTERSSON, C. 1992. Properties of humic substances from groundwater and surface waters. Thesis, Linköping Univ.
16. PREISENDORFER, R. W. 1986. Secchi disk science: Visual optics of natural waters. Limnol. Oceanogr. 31: 909-926.
17. RAHM, L., L. STURESSON, Å. DANIELSSON, AND P. SANDÉN. 1995. Oxygen saturation trends in the Baltic Sea. Problems with statistical inference of marine environmental data. Environ. Monitor. Assess. 35: 13-25.
18. SANDÉN, P., AND L. RAHM. 1993. Nutrient trends in the Baltic Sea. Environmetrics 4: 75-103.
19. _, _, AND F. WULFF. 1991. Non-parametric trend test of Baltic Sea data. Environmetrics 2: 263-278.
20. STIGEBRANDT, A. 1991. Computations of oxygen fluxes through the sea surface and the net production of organic matter with application to the Baltic and adjacent seas. Limnol. Oceanogr. 36: 444-454.
21. TRZOSIŃSKA, A. 1992. Water transparency in the Polish zone of the Baltic Sea. Oceanologia 33: 203-209.