Central Valley Water Board HAB Documents

Regional HAB studies

• Overwintering cyanobacteria in the Delta
  • Preece, E.P., T.G. Otten, J. Cooke, K.V. Cook. 2025.  Role of benthic overwintering cyanobacteria seed stock on estuarine bloom dynamics. Harmful Algae DOI:102807.
• Patterns and Drivers of HABs in two Sierra Foothill Lakes
  • Huie et al. manuscript - in prep

Eutrophication

• Central Valley Lakes and Reservoirs Eutrophication Assessment
  • Smith et al. technical report - in prep

Regional HAB studies

• HABs and Delta foodwebs
  • Preece, E.P., T.G. Otten, J. Cooke, R.M. Kudela. 2024.  Microcystins in the benthic food-web of the Sacramento-San Joaquin Delta, California. Science of The Total Environment DOI:174250.
• HABs in the Delta during different hydrologic regimes
  • Preece, E.P., T.G. Otten, J. Cooke. 2024.  Use of multiple sampling techniques for cyanobacteria and cyanotoxin monitoring in the Sacramento-San Joaquin Delta under different hydrologic regimes. Marine Pollution Bulletin DOI:116585.
• HAB "hotspot" in the Delta near Stockton
  • Preece, E.P., J. Cooke, H. Plaas, A. Sabo, L. Nelson, H.W. Paerl. 2024.  Managing a cyanobacteria harmful algae bloom “hotspot” in the Sacramento – San Joaquin Delta, California. Journal of Environmental Management DOI:119606.

Regional HAB studies

• Clear Lake HAB trends over 70 years
  • Smith, J., E. Eggleston, M.D.A. Howard, S. Ryan, J. Gichuki, K. Kennedy, A. Tyler, M. Beck, S. Huie, D.A. Caron. 2023.  Historic and recent trends of cyanobacterial harmful algal blooms and environmental conditions in Clear Lake, California: A 70-year perspective. Elementa  DOI:2022.00115.

Freshwater and Marine Interface

• HAB monitoring strategy for freshwater-to-marine continuum
  • Howard, M.D.A. J. Smith, D.A. Caron, R.M. Kudela, K. Loftin, K. Hayashi, R. Fadness, S. Fricke, J. Kann, M. Roethler, A. Tatters, S. Theroux. 2023.  Integrative monitoring strategy for marine and freshwater harmful algal blooms and toxins across the freshwater‐to‐marine continuum. Integrated Environmental Assessment and Management DOI:586-604.
• HABs in the San Francisco Bay-Delta System
  • Kudela, R.M., M.D.A. Howard, S. Monismith, H.W. Paerl. 2023.  Status, Trends, and Drivers of Harmful Algal Blooms Along the Freshwater-to-Marine Gradient in the San Francisco Bay–Delta System. San Francisco Estuary and Watershed Science DOI:10.15447/sfews.2023v20iss4art6.

Toxicology

• Synthesis of ecotoxicological cyanotoxin studies
  • Mehinto, A., J. Smith, E. Wenger, B. Stanton, R. Linville, B. Brooks, M.A. Sutula M.D.A. Howard. 2021.  Synthesis of ecotoxicological studies on cyanotoxins in freshwater habitats – Evaluating the basis for developing thresholds protective of aquatic life in the United States. Science of The Total Environment DOI:148864.

Review

• Cyanobacteria and HABs Overview
  • Joab, C. and Chetalet, G. 2019.  Nonpoint Source 319(H) Program Cyanobacteria and Harmful Algal Blooms Evaluation Project - Harmful Algal Bloom Primer. Water Board Technical Report.
• Cyanobacteria Growth in the Delta
  • Berg, M. and Sutula, M. 2015.  Factors affecting the growth of cyanobacteria with special emphasis on the Sacramento-San Joaquin Delta.  Southern California Coastal Water Research Project Technical Report 869.