Zero Delta smelt found in Midwater Trawl Survey for seventh September in a row
For the seventh September in a row, the California Department of Fish and Wildlife (CDFW) has caught zero Delta smelt during its Fall Midwater Trawl Survey of the Sacramento-San Joaquin River Delta. The last September when Delta smelt, an indicator species that demonstrates the relative health of the San Francisco Bay-Delta Estuary, were found in the survey was in 2015, when 5 were caught by CDFW biologists. The last year when any Delta smelt were caught during the entire four-month survey was in 2016, when a total of 8 Delta smelt were reported.