California Coastkeeper Alliance was founded in 1999 with the belief that clean and healthy water, oceans, and coasts are vital to California’s economy, public health and way of life. Using law, policy, science, and creative media, California Coastkeeper Alliance advances statewide policies and programs for healthy and clean waters.

Along with California Waterkeeper organizations, we are members of the international Waterkeeper Alliance, a network of water advocates with more than 300 programs in 44 countries on 6 continents. California Coastkeeper Alliance works with local Waterkeepers develop, implement, and defend policies that meet the needs of California’s distinct communities and ecosystems. Together, we provide the public with the tools and information needed to hold decision-makers accountable and to be effective local water stewards.


Our Team

Sean BothwellExecutive Director

Sean Bothwell directs California Coastkeeper Alliance (CCKA) initiatives to protect and enhance healthy inland and marine waters throughout the state for the benefit of Californians and California ecosystems. Sean is a national leader on critical environmental issues, including ocean desalination, California’s trash policy, stormwater permitting and funding, and potable recycled water. He leads CCKA’s legislative program by developing and introducing legislation and representing the Waterkeepers in Sacramento at legislative hearings and special committee panels. Sean directs CCKA’s legal program by leading ongoing litigation, preparing and reviewing anticipated litigation, and overseeing the California Waterkeepers’ Legal Committee. Prior to joining CCKA, Sean provided legal expertise to the San Francisco Bay Conservation and Development Commission (BCDC) in the development of the state’s first sea level rise regulations. Sean holds a J.D. from Vermont Law School.


Natalie Caulk, Associate Director

Natalie Caulk provides operational leadership and manages the ongoing implementation of programs and partnerships of CCKA. She comes to CCKA with a passion for science advocacy and a background in marine and freshwater research, project management, and philanthropy. Prior to joining CCKA, Natalie was a Program Associate at the Gordon and Betty Moore Foundation, where she supported the programmatic activities of the Data-Driven Discovery Initiative and helped to launch the Moore Inventor Fellows Program. During graduate school, Natalie studied the effects of climate warming on food availability within planktonic freshwater systems, and previously researched community composition of seagrass meadows in British Columbia and Bodega Bay, California. Natalie holds a B.S. in biological sciences with an emphasis on marine biology from the University of California, Davis and an M.S. in zoology from the University of British Columbia.


Erin Clancy, Staff Attorney

Erin Clancy leads CCKA’s Clean Water Act Enforcement Program and California Waterkeepers’ Legal Committee. Erin firmly believes that water, alongside oxygen, are the most vital substances for the continued existence of all life on this planet, and she comes to CCKA with a passion for climate change mitigation and adaptation, including ocean climate resiliency. Prior to joining CCKA, Erin was a partner at various law firms, gaining thirteen years of litigation experience. While continuing to work full-time, she undertook a Master of Laws program in Environmental Law and obtained her LL.M. degree in 2019, writing a thesis paper on the potential role of environmental taxation in climate change mitigation efforts. Erin holds a B.A. in Politics and Legal Studies from the University of California, Santa Cruz, a J.D. from New England Law, and an LL.M. in Environmental Law from Vermont Law School. 

Erin Kennedy Clancy-2 (002)

Kaitlyn Kalua, Policy Manager

Kaitlyn Kalua tracks, analyzes, and comments on legislation, policies, permits, regulations, and funding measures of importance to the California Waterkeepers. Kaitlyn comes to CCKA with experience in federal ocean policy, coastal climate adaptation planning, California surface and groundwater management, and drought response. Prior to joining CCKA, Kaitlyn worked with Ocean Conservancy’s coastal and marine spatial planning program, where she engaged in federal policy to reduce offshore user conflicts and strengthen regional ocean management programs. Kaitlyn later immersed herself in water resource management and conflict resolution at the state level by working with the California Governor’s Office of Planning and Research, the State Water Resources Control Board, Stanford University’s Center for Ocean Solutions, and Stanford Law School’s Martin Daniel Gould Center for Conflict Resolution. Kaitlyn most recently served as a Knauss Marine Policy Fellow with the National Oceanic and Atmospheric Administration (NOAA). Kaitlyn holds a B.A. in international relations from the University of California, Davis and a J.D. from the University of California, Davis, School of Law.


Chloe Fross, Legal Research Assistant

Chloe Fross supports CCKA’s legal program. Chloe comes to CCKA as a second-year law student at Boston University School of Law. Chloe previously served as a summer Legal Intern for CCKA, primarily contributing to CCKA’s Clean Water Enforcement Program. Chloe rejoins CCKA with a passion for clean water access and coastal management. Prior to law school, Chloe worked as a Paralegal and then Research Associate at Boston-based, regional non-profit Conservation Law Foundation working on cases relating to climate liability and coastal resilience, nutrient pollution, and emerging contaminants. Chloe holds a B.S.F.S. in Science, Technology and International Affairs from Georgetown University.

Chloe Fross

Our Board

Bruce Reznik, President

Waterkeeper, Los Angeles Waterkeeper

Bruce Reznik took the helm of Los Angeles Waterkeeper (LAW) in September 2015, where he directs the organization’s advocacy and programmatic work. Reznik previously spent eleven years running San Diego Coastkeeper, where the organization grew into the region’s most effective voice for clean water.  Immediately prior to joining LAW, Bruce served as Executive Director for San Diego Housing Federation, where he promoted affordable housing and sustainable community development. He also previously led the Planning Conservation League, where he directed the organization’s efforts to promote sustainable water, land-use, and transportation policies for California. A California-licensed attorney, Reznik holds an undergraduate degree from UC Berkeley and his law degree from the University of San Diego. Reznik has served as an Alternate on the California Coastal Commission and has sat on numerous local, state, and national boards and commissions, including the international Waterkeeper Alliance for six years. After too many years away from Los Angeles, Bruce is thrilled to be back home with his rescue dogs, Sasha and Bandit.

Bruce Reznik

Melinda Booth, Vice President

Executive Director & Film Festival Director, Yuba Riverkeeper

After six years working for SYRCL as the Festival Director for the Wild & Scenic Film Festival, Melinda was promoted to Executive Director. Before her passion for environmental conservation brought her to the festival, she focused her career on saving iconic species like bears, wolves, and salmon in the American West. Starting her career at Defenders of Wildlife, she led campaigns to keep bears alive and wild in the Tahoe basin and helped with the reintroduction of the California condor into the wild. As Development Manager at the California Wolf Center, Melinda led education, conservation, and research efforts around the North American gray wolf and the reintroduction of Mexican gray wolves to the Southwest. Her passion for wildlife drew her next to the Sequoia Park Zoo Foundation where she served as Development Director, securing millions of dollars for their red panda habitat and an award-winning Native Predator exhibit featuring river otters, bald eagles, and salmon. Melinda holds an M.S. in Environmental Studies from the University of Montana, where she studied human-bear interactions in the wildland-urban interface. On a personal note, the Yuba River is central to Melinda’s everyday life. She and her husband purchased land overlooking the South Yuba. Not only is she professionally motivated to protect and restore the Yuba River watershed, she is personally invested as a Yuba River homeowner to do all she can as well.


Don McEnhill, Treasurer

Executive Director and Riverkeeper, Russian Riverkeeper

Don McEnhill helped to create and launch the Russian Riverkeeper program, and has served as Riverkeeper and Executive Director since 2001 when the organization was officially launched as a member of the Waterkeeper Alliance. Russian Riverkeeper carries out its work through their Advocate, Educate and Celebrate programs. Riverkeeper’s advocacy work includes ending excessive gravel mining of the river, calling attention to mercury pollution issues, and conducting numerous water quality studies such as Russian River First Flush and the current evaluation of water quality from vineyard operations. The Educate program focuses on building a more resilient watershed in the face of climate change, engaging local high school students in curriculum-based projects to turn polluted water into a usable resource and working with community volunteers on watershed restoration. The Celebrate program centers on fun events to build a community around the Russian River such as the Great Russian River Race, River Awards Gala, and watershed cleanups. Mr. McEnhill grew up on the Russian River as his father did before him and his main goal is to pass along a better river to his two children and the community. He holds a Bachelor’s degree in Business Administration from California State University Sacramento, is a state certified water quality-monitoring trainer, and sits on the Sonoma County Fish and Wildlife Commission and County Open Space Advisory Committee.

Don McEnhill

Matt O’Malley, Secretary

Executive Director & Managing Attorney, San Diego Coastkeeper

Matt serves as Waterkeeper and Legal & Policy Director where he protects the waters of San Diego County by utilizing local, state, and national laws and regulations and community engagement. Prior to joining Coastkeeper, Matt practiced public-interest environmental and land-use law both through his own firm and with Wildlaw, a nonprofit law firm. Having represented a wide array of groups in the federal, state, and local arenas, Matt has worked on issues such as Clean Water Act and NPDES permits and enforcement, water supply, CEQA and NEPA, land-use and growth management, the Endangered Species Act, groundwater and soils remediation, and environmental justice, to name a few. Matt also serves as the Legal Committee Chair of California Coastkeeper Alliance. He is actively licensed to practice law in California, Florida, and Washington.

Matt O'Malley

Garry Brown

Founding Director, Orange County CoastkeeperInland Empire Waterkeeper, and Coachella Valley Waterkeeper

Garry Brown is the Founder, Executive Director, and Chief Executive Officer of Orange County Coastkeeper (OCCK), an organization dedicated to protecting and preserving marine habitats and watersheds through education, advocacy, restoration, and enforcement. Undertaking numerous restoration and marine research projects, OCCK has built a reputation for generating good science and delivering projects on time with credible measurable results. As a native of Orange County, Mr. Brown has in-depth knowledge of marine and water runoff issues, as well as water supply issues. During his time at OCCK, he has published Coastkeeper Magazine and established the first Coastkeeper Garden, a 2 ½ acre water conservation/education facility. Prior to opening OCCK in March 1999, Mr. Brown served as an Assistant City Manager, an advocate and executive director of trade associations in the real estate and building industries, and twice as president of a chamber of commerce. In 2001 he founded the Orange County League of Conservation Voters. Mr. Brown graduated with a degree in Government from the University of Redlands and sits on the Board of Directors of eight state and local environmental organizations.

Garry Brown

Jennifer Kalt

Director, Humboldt Baykeeper

Jennifer Kalt is the Director of Humboldt Baykeeper. She is a botanist with over 15 years of conservation advocacy experience on the North Coast. She launched Humboldt Baykeeper’s Citizen Water Monitoring Program in 2005, became the Policy Director in 2011, and has been the Director since January 2014. She has become a local leader in environmental advocacy through watchdogging, water quality research, and grassroots organizing for coastal development and other projects with potential impacts to the Bay, its tributaries, and adjacent coastal waters.

Jennifer Kalt

Steve Shimek

Executive Director, Monterey Coastkeeper & The Otter Project

Steve Shimek is the founder of Monterey Coastkeeper and also serves as executive director of The Otter Project. The mission of Monterey Coastkeeper is to protect and heal coastal resources of the Central Coast. Steve also serves on the US Fish and Wildlife Service Sea Otter Recovery Implementation Team and is Co-Chair of the Monterey Bay National Marine Sanctuary (MBNMS) Conservation Working Group. He is a member of the MBNMS Advisory Council and serves on the Marine Protected Area Working Group. Working with many others, notable conservation achievements include a plan for large vessel (tanker and container ship) passage along the Central Coast passed by the United Nations in 2001 and the creation of a 200 square mile network of marine reserves and conservation areas in 2007. He regularly communicates with members of his two organizations, members of Congress, other NGOs, and State Legislators. Steve graduated in 1975 from UC Santa Cruz with a BS in biology with an emphasis on marine studies.

Steve Shimek

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