USGS - science for a changing world

Northern Prairie Wildlife Research Center

  Home About NPWRC Our Science Staff Employment Contacts Common Questions About the Site

Wigeongrass (Ruppia maritima L.):
A Literature Review

Tables and Figures

Tables

Table 1 -- References and subject material on development and reproduction of Ruppia.
Table 2 -- Ruppia ssp. maximum biomasses and probable factors limiting biomass.
Table 3 -- Elemental composition of whole plants or aboveground vegtation of wigeongrass (Ruppia maritima).
Table 4 -- General habitat features for wigeongrass (Ruppia martima) arranged according to increasing observed tolerance of water depth.
Table 5 -- Salinities of waters supporting wigeongrass (Ruppia martima), arranged according to increasing maximum observed salt tolerance.
Table 6 -- Chemical content of natural waters inhabited by wigeongrass (Ruppia maritima).
Table 7 -- Chemical characteristics of bottom sediments used by wigeongrass (Ruppia maritima).
Table 8 -- Co-occurences of wigeongrass (Ruppia maritima) in the same water body with other submersed angiosperms and Chara in areas througout the world.
Table 9 -- Use of wigeongrass (Ruppia maritima) as food by groups of waterfowl.

Figures

Figure 1 -- Ruppia maritima
Figure 2 -- Elongate life form of Ruppia maritima as a result of growth in deeper waters.
Figure 3 -- In shallow waters Ruppia maritima shows a more compact growth form.
Previous Section -- Additional Reading
Return to Contents

Accessibility FOIA Privacy Policies and Notices

Take Pride in America logo USA.gov logo U.S. Department of the Interior | U.S. Geological Survey
URL: http://www.npwrc.usgs.gov/resource/plants/ruppia/figures.htm
Page Contact Information: Webmaster
Page Last Modified: Saturday, 02-Feb-2013 06:35:47 EST
Menlo Park, CA [caww54]