Well it looks like CBD has indeed filed a lawsuit alleging an "utter failure" by DFG in regards to the EIR.
http://www.biologicaldiversity.org/news/press_releases/2010/fish-stocking-02-10-2009.html

Here is a letter that looks interesting:
http://krvr.org/components/com_joomlaboard/uploaded/files/Letter_to_Honorable_Patrick_Marlette_1_22_2010.pdf

I don't know how this will affect the fish stocking, perhaps it could continue as before in the tentative agreement. If this is the case, we should all take a much more active role in commenting on the EIR if it indeed needs to be redone.