# Event Details - **Event Name**: Birding Brannan Island & Delta Rookery - **Event Start and End Date**: Fri, 01 May, 2026 at 08:30 am – Fri, 01 May, 2026 at 12:30 pm (-07:00) - **Event Description**: An outing with the Mt. Diablo Bird Alliance.About this EventFriday, May 1, 8:30 AM - 1 2:30 PMWe'll start at the entrance to Brannan Island SRA, in the parking lot east side of Hwy 160. Pay the entrance fee at the station or by envelope if no one's there, $10 or $9 for seniors. Note that most public libraries have a pass you can check out that allows free day use parking. Western Kingbird, Western Bluebird and Bullock's Oriole have been seen there, plus raptors. Then we'll drive to the site of a rookery where, in past years, several species of heron and egret have nested, along with cormorants. There are picnic tables from which you can enjoy the rookery while having a snack.This trip is good for beginners.Hike Rating: 1, Easy. A few walks on level trails adding up to probably less than a mile.Elevation change: N/ALeader: Mona Lange, 510-414-2959Meet: Brannan Island State Recreation Area. GPS: 38.11017164265391, -121.6966400433512Directions: Central Contra Cost take Hwy 4 towards Antioch. Where the highway forks take Hwy 160 north over the Antioch Bridge (toll). After crossing the bridge, continue about 7 miles to Brannan Island. The park entrance is on your right, 1/4 mile after crossing 3-Mile Slough. Meet at the parking lot, 200 yards east of Hwy 160.This field trip is limited to 12 participants.(Image of Great Blue Heron by Warren Regelmann) - **Event URL**: https://allevents.in/rio-vista/birding-brannan-island-and-delta-rookery/100001985233802745 - **Event Categories**: trips-adventures - **Interested Audience**: - total_interested_count: 0 ## Ticket Details - **Ticket URL**: https://consumer.pxf.io/c/1339408/3151484/39691?partnerpropertyid=1191892&MediaPartnerPropertyId=1191892&svlink=14105511&level=1&u=https%3A%2F%2Fwww.eventbrite.com%2Fe%2Fbirding-brannan-island-delta-rookery-tickets-1985233802745 - **Ticket Price Range**: min: 0, max: 0, currency: USD ## Event venue details - **city**: Rio Vista - **state**: CA - **country**: United States - **location**: Brannan Island State Recreation Area - **lat**: 38.1102102 - **long**: -121.696818 - **full address**: Brannan Island State Recreation Area, 17645 California 160, Rio Vista, United States ## Event Organizer details - **affiliate_id**: 10 - **organizer**: Mount Diablo Bird Alliance (https://allevents.in/org/mount-diablo-bird-alliance/23421441) ## Event gallery - **Alt text**: banner - **Image URL**: https://cdn-az.allevents.in/events3/banners/c0bbb7f6a71d2f035f47af9a07486fc3573c8ed324511a345de68f6a83000c49-rimg-w1200-h900-dc908f78-gmir.jpg?v=1773726126 - **Alt text**: thumbnail - **Image URL**: https://cdn-az.allevents.in/events3/banners/749df0bc3f6ec93b6f36be32617fe268021fe3e14a96ed41185a9791770494ec-rimg-w400-h400-dc909076-gmir.jpg?v=1773726126 ## FAQs - **Q**: When is the event happening? - **A:** Fri, 01 May, 2026 at 08:30 am (-07:00) - **Q**: Where is the event happening? - **A:** Brannan Island State Recreation Area, 17645 California 160, Rio Vista, United States - **Q**: What is the ticket price? - **A:** starting from 0 up to 0 USD - **Q**: Who is organizing the event? - **A:** Mount Diablo Bird Alliance - **Q**: What type of event is this? - **A:** trips-adventures - **Q**: Where can I find ticket details about Birding Brannan Island & Delta Rookery ? - **A:** You can find ticket details about this event on AllEvents. ## Structured Data (JSON-LD) ```json [ { "@context": "https://schema.org", "@type": "Event", "name": "Birding Brannan Island & Delta Rookery", "image": "https://cdn-az.allevents.in/events3/banners/c0bbb7f6a71d2f035f47af9a07486fc3573c8ed324511a345de68f6a83000c49-rimg-w1200-h900-dc908f78-gmir.jpg?v=1773726126", "startDate": "2026-05-01T08:30:00-07:00", "endDate": "2026-05-01T12:30:00-07:00", "url": "https://allevents.in/rio-vista/birding-brannan-island-and-delta-rookery/100001985233802745", "eventStatus": "https://schema.org/EventScheduled", "location": { "@type": "Place", "name": "Brannan Island State Recreation Area", "address": { "@type": "PostalAddress", "streetAddress": "17645 California 160", "postalCode": "94571", "addressLocality": "Rio Vista", "addressRegion": "CA", "addressCountry": "US" }, "geo": { "@type": "GeoCoordinates", "latitude": "38.1102102", "longitude": "-121.696818" } }, "eventAttendanceMode": "https://schema.org/OfflineEventAttendanceMode", "description": "An outing with the Mt. 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