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Deppe, E.R. and Lathrop, R.C. 1992. A comparison of two rake sampling techniques for sampling aquatic macrophytes. Wiscon. Dept. of Natural Resources. Findings 32. PUBL-RS 732-92. 4 pages.

Havens, K.E. 2003. Submerged aquatic vegetation correlations with depth and light attenuating materials in a shallow subtropical lake. Hydrobiologia 493:173-186.

Kenow, K.P., Lyon, J.E. Hines, R.K., and Elfessi, A. 2007. Estimating biomass submerged of vegetation using a simple rake sampling technique. Hydrobiologia 575:447-454.

Rodusky, A.J., Sharfstein, B., East, T.L., and Maki, R.P. 2005. A comparison of three methods to collect submerged aquatic vegetation in a shallow lake. Environ. Monitor. & Assess. 110:87-97.

Yin, Y. , Winkelman, J.S., and Langrehr, H.A. 2000. Long term resource monitoring program procedures: aquatic vegetation monitoring. US Geological Survey, Upper Midwest Environmental Sciences Center. La Crosse, WI. LTRMP 95-P002-7. 8 pages + Appendices.