Lake Billy Chinook (Jefferson)
Reachcode: 17070305008923 | Area: 771.5 acres | Shoreline: 15.2 mi | View on Interactive MapCheck back for more information about Lake Billy Chinook. If you would like to contribute information about this lake, contact email@example.com.
The list below includes results of zebra and quagga mussels surveys conducted by the Center for Lakes and Reservoirs and other agencies. The results "non-detect" and "results pending" indicate that surveys for zebra and quagga mussels were conducted, but none were detected or results are pending. For more details on zebra and quagga mussel monitoring, please visit the Online Mussel Monitoring Map.
|Aug. 30, 2013||non detect||Portland State University|
|Aug. 2, 2013||non detect||Portland State University|
|Sept. 14, 2012||non detect||Portland State University|
|Aug. 21, 2012||non detect||Portland State University|
|Sept. 2, 2010||non detect||Portland State University|
|Aug. 10, 2010||results pending||Portland State University|
The list of plants below includes results of aquatic plant surveys conducted by the Center for Lakes and Reservoirs as well as aquatic invasive plant species detections that have been reported to iMap Invasives: an online, GIS-based invasive species reporting and querying tool.
Plants listed in the table below are categorized as native to Oregon, on the Oregon Department of Agriculture’s (ODA’s) Noxious Weed List, on the Federal Noxious Weed List, or non-native but not listed as noxious. Federal Noxious Weed List plants are plants determined by USDA to be serious threats to U.S. agriculture, irrigation, navigation, public health or the environment (7 C.F.R. 360.200). The ODA Noxious Weed categories are:
ODA Class A - weeds either unknown or with small enough infestations to make eradication or containment possible; targeted for eradication or intensive control.
ODA Class B - regionally abundant weeds (may have limited distribution in some counties); targeted for local/regional control on case-by-case basis.
|Jan. 1, 1900||Iris pseudacorus (yellow flag iris)||Non-native ODA Class B||IMAP|
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