2004 Hydroaccoustic and Diver Assessments of Post-treatment Vegetation - Houghton Lake, MI - (ReMetrix LLC).

An Analysis of Wild Rice at Houghton Lake, MI - impact on waterfowl, fisheries and water quality due to the loss of wild rice in Houghton Lake, MI.

Ecosystem Management at Houghton Lake, MI with Emphasis on Wild Rice (zizania aquatica) ecology - study on decline of waterfowl on Houghton Lake due partially to the decline in wild rice.

Hydroaccoustic Assessment of Pre- and Post-treatment Vegetation - Houghton Lake - USACE - comparison of hydroaccoustic changes in submersed vegetation. Contact MRWA.

Section 302 Reconnaissance Report on Aquatic Plant Control for Houghton Lake and Lake St. Helen, MI - feasibility study in 1986 of providing measures for the control of aquatic growth in these two lakes. Contact MRWA.