2202 S. Coast Highway Oceanside, CA 92054

Biological Surveys

2016 Christmas Bird Count Results

The 117th Oceanside-Vista-Carlsbad Christmas Bird Count Results The 117th Oceanside Christmas Bird Count (CBC) was held on December 30th, 2016.  We had a very successful Christmas Bird Count, despite the cool, rainy weather. There were approximately 183 species seen, and more than 30,970 birds counted. We estimate there were more than 120 participants in 39…

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Ridgways Rail Release Updates from October 2016

Back in October, two more Ridgways Rails were released from the Buena Vista Audubon trail. Our team of monitors kept tabs on them for about three weeks. About 10 days into the monitoring, the Rails appeared to be stationary; i.e., there was no change in location as measured by the radio transceiver. Monitoring continued for…

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Christmas Bird Count Friday, December 30

Calling all birders for the 2016 Christmas Bird Count! All levels of birders welcome! For the Oceanside CBC (which includes the Buena Vista Lagoon, Whelan Lake, Anstine Nature Preserve, Oceanside Harbor, among other locations), please contact organizer Jane Mygatt: janemygatt@me.com  who will assign you to a group leader who will fill you in on when…

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Buena Vista Audubon participates in Brown Pelican roost survey

BVAS Team Participates in October Pelican Survey by Andy Mauro Following the ban of DDT in 1972, Brown Pelican populations rebounded to the point where the species was taken off the Endangered Species List in 2009.  Since that delisting, however, there has been a disturbing downward trend in population.  In recent years, pelican productivity has…

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The Art and Science of Wildlife Tracking

Become a Nature Detective through this two-day wildlife tracking workshop! Learn basic track and sign identification, avoid the pitfalls of perception, learn how to distinguish between mountain lion and domestic dog tracks (which are confused more often than not), and more. The course is a collaboration with San Diego Audubon, and will be taught by…

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Ridgway’s Rail Surveying Project Updates and Conclusion

On the evening of August 14, the signal from Rail #3 was no longer heard. The survey was thus concluded. While we had now lost touch with all of our three Rails, our surveying helped demonstrate that the Buena Vista Lagoon provides the Ridgway’s rail’s basic needs for foraging opportunities and shelter.  We also believe that the…

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Citizen Science: Rail Release and Survey at Buena Vista Lagoon

A group of agency officials and BVAS members gathered along the Nature Center trail in early July to participate in the release of three endangered Ridgway’s Rails.  Each had a tiny radio transmitter affixed to its back. Upon release, the rails quickly disappeared into the cattails and the team tracked their movement by honing in…

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Ridgways’ Rail Release and Monitoring

Three radio-tagged Ridgways Rails were released at Buena Vista Lagoon July 6. They will be monitored via radio telemetry for two months by BVAS volunteers. These birds are listed as Endangered, and historically have lived in the BV Lagoon although numbers have dwindled over the years. They live and breed in the very type of…

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RIDGWAY’S RAIL RELEASE AND MONITORING AT BUENA VISTA LAGOON

BVAS will be participating in the release and monitoring of 10 radio-tagged Ridgway’s rails at Buena Vista Lagoon in July or August.  Teams of volunteers will plot the locations of the rails twice daily for 8 weeks, using radio telemetry equipment.  We’re looking for nature lovers interested in signing up to cover one or more…

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