USGS Scientific Investigations Report 2013–5016  - Macrophyte and pH Buffering Updates to the  Klamath River Water-Quality Model Upstream of  Keno Dam, Oregon 

Table 1. Submergent species identified at June 27–July 7, August 15–19, and October 11–13, 2011 sampling events in the Link River to Keno Dam reach of the upper Klamath River, Oregon. 

[Abbreviation: –, not applicable] 

Common name	Species name	Origin	Percent of total samples with  species present
Autumnal water-starwort	Callitriche hermaphroditica	native	0.5
Coontail	Ceratophyllum demersum	native	27.6
Common waterweed	Elodea canadensis	native	22.7
Yellow water flag	Iris pseudacorus	non-native	0.1
Common water nymph	Najas guadalupensis	native	0.3
Water cress	Nasturtium officinale	native	0.1
Curlyleaf pondweed	Potamogeton crispus	non-native	21.0
Small pondweed	Potamogeton pusillus	native	35.7
Hardstem bulrush	Schoenoplectus acutus	native	0.7
Giant burweed	Sparganium eurycarpum	native	0.4
Cattail	Typha sp.	native	0.1
Horned pondweed	Zannichelia palustris	native	6.4
Filamentous green algae	–	native	18.7

Macrophyte and pH Buffering Updates to the Klamath River Water-Quality Model Upstream of Keno Dam, Oregon

Macrophyte and pH Buffering Updates to the Klamath River Water-Quality Model Upstream of Keno Dam, Oregon 