The San Dieguito River Valley Regional Open Space Park Joint Powers Authority, also known as the San Dieguito River Park, is the agency responsible for creating a greenway and natural open space park in the San Dieguito River Valley. The vision of the River Park is to preserve and interpret the natural and cultural resources of the river valley from the river’s source at Volcan Mountain, north of Julian, to the Pacific Ocean in Del Mar.
The San Dieguito River Valley is rich in all sorts of natural wonders through our Nature Notebook. Learn more about specific resources by exploring the categories below. Be sure to check the Events Calendar to see what upcoming opportunities you have to learn more about these natural resources from experts in the field!
Latest Posts from the Nature Notebook
The San Dieguito Monthly Bird Count identified 118 species in February. No new bird species were seen this month, so the cumulative species total remains at 242. Click here for the PDF document with the detailed monthly results through February 2019. The featured image of a Reddish Egret with a freshly-caught fish was taken at… Read More » The San Dieguito Monthly Bird Count identified 105 species in January. No new bird species were seen this month, so the cumulative species total remains at 242. Click here for the PDF document with the detailed monthly results through January 2019. The featured image of a Blue-winged Teal at the San Dieguito Lagoon was taken… Read More » The San Dieguito Monthly Bird Count identified 118 species in December. No new bird species were seen this month, so the cumulative species total after 9 full years of bird surveys remains at 242. Click here for the PDF document with the detailed monthly results from January 2010 through December 2018. Bird count leader Jayne… Read More » Palomar Audubon Society Trip Leaders guide birders around different areas of Lake Hodges, like Del Dios Community Park, the Boat Dock, and Bernardo Bay, every year in spring and fall. The list of bird species seen is then posted on the PAS website. SDRP has compiled the lists since October 2013 into a PDF document.… Read More » The San Dieguito Monthly Bird Count identified 106 species in November. No new bird species were seen this month, so the cumulative species total remains at 242. Click here for the PDF document with the detailed monthly results through November 2018. According to bird count leader Jayne Lesley, some noteworthy birds were the first sightings… Read More »
February 2019 San Dieguito Lagoon Bird Survey Results
January 2019 San Dieguito Lagoon Bird Survey Results
9 Years of San Dieguito Lagoon Bird Survey Data
PAS Lake Hodges Bird Walk Results November 2018 Update
November 2018 San Dieguito Lagoon Bird Survey Results
