A BioBlitz is an event that focuses on finding and identifying as many species as possible in a specific area over a short period of time. At a BioBlitz, teens and other community members work together to get an overall count of the plants, animals, fungi, and other organisms that live in a place.
Check below to find out about upcoming grassroots bioblitzes.
Bioblitzes are gatherings of scientists, citizen scientists, land managers, and more, all working together to find and identify as many different species as possible.
Welcome to the 2018 City Nature Challenge! This afternoon / evening BioBlitz of Briones Regional Park, part of the East Bay Regional Park District, will serve to both document species and to help the Bay Area get a leg up for the win!
In partnership with the San Francisco Public Library and Bay Nature, come explore the Noe Valley neighborhood and look for nature great and small as part of the 2018 international City Nature Challenge.
The Presidio Nature Challenge is a BioBlitz, or a chance to see and record the many wild plants and animals that thrive in the Presidio.
Which city has the most nature? More than 75 cities on six continents are participating to document species they find. Help the Bay Area win this year!
Join staff from the UCSC Natural Reserves, the Ken Norris Center for Natural History, legions of enthusiastic UCSC students & alumni, and members of the Santa Cruz community as we come together for a morning of exploring and documenting our campus's incredible biodiversity.
Join us for our sixth annual San Mateo County Parks BioBlitz! We will spread out at San Bruno Mountain to discover species of birds, plants, mammals, fish, invertebrates, reptiles, and more that the park has to offer!
Join Marin County Parks and One Tam at Ring Mountain Preserve as we try to identify and document every living species we see!
As a part of the City Nature Challenge 2018, the California Lichen Society (CALS) will lead a short hike on Sat, April 28, 2018, on the Old Page Mill Trail in the Russian Ridge Open Space Preserve (San Mateo county).
From April 27 - 30, over 60 cities around the world are competing to see who can document the most diversity in the natural world using the iNaturalist app.
Lake Merritt in the heart of Oakland is the jewel of the city and teeming with life. During this event come learn about the thousands of organisms that call this place home and help document them as part of the City Nature Challenge.
For the China Camp City Nature Challenge ride, we will meet at the park entrance next to the ticket station at 10:00AM Saturday April 28, 2018.
Use your smartphone to monitor nature's recovery after the October 2017 Nuns Fire, which burned approximately 60% of Trione-Annadel State Park. Using the iNatrualist app, we will photograph as many living things as we can find in an area that burned. Please be prepared for a moderate hike of up to 4 miles for this event.
For the Skegg's City Nature Challenge ride, we will meet in the "Skegg's" parking lot on Skyline blvd at 10:00AM Sunday April 29, 2018.
For the Tamarancho City Nature Challenge ride, we will meet in the north parking lot of the Fairfax Market at 10:00AM Saturday April 28, 2018.
Bernal Library in partnership with California Academy of Sciences (CAS) and SF Rec & Park is hosting a Bioblitz at the top of Bernal Hill.
From April 27th-30th, 60 cities around the world will have a friendly competition to see whose citizens can document their biodiversity best using iNaturalist - it's the 2018 City Nature Challenge, and we want to put the Bay Area on top!
Join us for a day of discovery at Lands End, as we search for wildlife together!
This project is to make all observations at the Coyote Meadows site, home to a proposed park, using the iNaturalist and eBird tools.