This post is a continuation of the previous post. Given that there is a salinity range physiologically tolerable to delta smelt — and a subset salinity range that is not just tolerable, but actually suitable, for which there is a higher probability of finding fish in practice — salinity is an important factor when determining … Continue reading
The 2008 biological opinion prepared by U.S. Fish and Wildlife Service recommends a set of actions that should be taken to protect delta smelt while operating the federal and state projects. USFWS will prepare yet another version of this BiOp by an order of Judge Wanger, or else be relieved of the need to do … Continue reading
Since the year 1900, 166 levees in the Delta and nearby Suisin Marsh have failed (with a number of islands flooding repeatedly), thereby putting at risk the agricultural and other land uses that these levees protect. As I suggested in a previous post, the piecemeal response method we have adopted to protect Delta islands has … Continue reading