Overpopulation of purple sea urchins (strongylocentrotus purpuratus) has caused “urchin barrens” impacting red sea urchin (mesocentrotus franciscanus) gonad production, a high-value sushi product important to fisheries. Destructive purple sea urchin grazing is also the leading cause of kelp deforestation in the world and has multi-trophic level impacts on species’ use of kelp forest habitat resources. Kelp restoration… Continue reading Urchin Gonad Response to Kelp Forest Restoration on the Palos Verdes Peninsula, California
Topic: Ocean
2023 Calendario de las mareas del sur de California (en español)
El Calendario de las mareas del sur de California contiene mareas, consejos para la gestión de las aguas negras, y muchos más. Esta publicación está financiada por el programa educativo de la ley de embarcaciones limpias de la división de navegación y vías navegable del departamento de parques de california y por una beca federal… Continue reading 2023 Calendario de las mareas del sur de California (en español)
2023 Tide Calendar for Southern California (in English)
Don’t miss the 2023 Southern California Tide Calendar! In addition to the tides, get sewage management tips, a list of boat-to-boat services, Marine Protected Area information, harbor resources, and more. If you would like to order a printed copy of the Tide Calendar in English please contact us. This publication is funded by the California… Continue reading 2023 Tide Calendar for Southern California (in English)
Pumpout and Dump Station Report 2022: California Clean Vessel Act Pumpout and Dump Station Performance Report
Discharging sewage overboard creates environmental and human health problems, especially in California, a state with more than four million recreational boaters. To reduce the negative impacts of discharging sewage overboard, all boaters are encouraged to use sewage management facilities such as pumpout stations, dump stations, floating restrooms, and mobile pumpout services. This California Clean Vessel… Continue reading Pumpout and Dump Station Report 2022: California Clean Vessel Act Pumpout and Dump Station Performance Report
Dockwalker Guía Para Publicaciones en Facebook
Al sumarte, llevas TU influencia más allá, a través de las redes sociales. ¡Inspira a tu comunidad virtual con #SaveTheWatersYouLove apoyando los siguientes mensajes en tu Facebook y en tus redes sociales!
Dockwalker Facebook Posts Guide
Join us in taking YOUR influence a step further online. Inspire your virtual community to #SaveTheWatersYouLove by championing the following messages on your Facebook social media feed!
The Changing Tide – Winter 2022
News and updates about winterizing your boat, sewage mobile pumpout services, and the 2022 Dockwalker recap.
Boater Sewage Disposal Survey Report
Between October 2020 and February 2021 the California Boating Clean and Green Program (BCGP), San Francisco Estuary Partnership (SFEP), and TBF (project partners) implemented the statewide Boater Sewage Disposal Survey (survey). The survey aimed to collect information on California boaters’ sewage disposal norms and preferences. Project partners sought to find out how boaters currently dispose… Continue reading Boater Sewage Disposal Survey Report
Pumpout and Dump Station Report 2021: California Clean Vessel Act Pumpout and Dump Station Performance Report
Discharging sewage overboard creates environmental and human health problems, especially in a state with more than four million recreational boaters. To reduce the negative impacts of discharging sewage overboard, all boaters are encouraged to use sewage management facilities, including pumpout stations, dump stations, floating restrooms, and mobile pumpout services. This Pumpout and Dump Station Report… Continue reading Pumpout and Dump Station Report 2021: California Clean Vessel Act Pumpout and Dump Station Performance Report
Kelp Restoration Guidebook: United Nations Decade of Ocean Science for Sustainable Development, The Nature Conservancy, Kelp Forest Alliance
This guidebook includes TBF’s work on the Palos Verdes Restoration Project on page 71.