Delta Independent Science Board Correspondence

If you would like to comment on any draft Delta Independent Science Board (Delta ISB) product or provide information that could help inform the Delta ISB’s activities, you are welcome to attend a Delta ISB meeting. Additionally, written correspondence to the Delta ISB are accepted via e-mail ( All written correspondence received since July 2019 are listed below. For correspondence received prior to July 2019, please e-mail

August 2020

Ecosystems (Non-native Species) Review

On July 14, 2020, the Delta ISB released a draft report on its ecosystems review, titled “The Science of Non-native Species in a Dynamic Delta” for public comments, which were due on August 24, 2020. The following public comment letters were received:

Delta Conveyance Project

On April 17, 2020, the Delta ISB submitted a comment letter to DWR on the Notice of Preparation for the Delta Conveyance Project to inform DWR on its intent to review the draft Environmental Impact Report (EIR). Public comments received on this topic are below.

March 2020

Delta Science During Rapid Environmental Change

The Delta ISB received the following public comment letter on its draft discussion paper (dated 11/25/19) and its draft summary memo (dated 3/15/20) on ecology during rapid environmental change:

July 2019

Interagency Ecological Program Review

The Delta ISB received the following public comments on its draft review of the Interagency Ecological Program (dated 6/14/19):