With its amazing variety of species it is important to have a baseline understanding of the range and dive...

Use this project to track the wildlife we see throughout the duration of our course.

B rated invasive species

Keeping track of local spiders and other arachnids here in the Bay Area of California–– Every specimen foun...

Bay Area EDRR: Regional target species that are CDFA rated and present in less than 10% of the region. The ...

April brings the return of the City Nature Challenge, an international citizen science event organized by t...

Dragonflies feel the time passing. By August they’re entering into their migration: clouds of large, fast v...

The world may not get any weirder — from a human perspective at least — than the bizarre, slime-trailing ba...

As rain saturates the ground and streams rise, salamanders come out to wander the forest floor. There are m...

Rain encourages ferns like the goldback to uncurl their leaves and spread out. You can find this California...

The peak of summer is your chance to see perhaps the most gorgeous insect in California: the unbelievably i...

June brings fog and some of the West Coast’s best low tides. While color and beauty abound in every tidepoo...

Want to find green in nature for St. Patrick’s Day? Want to find something cooler than a four-leaf clover? ...

As it warms up into May, insects come alive. The West Coast native Acmon blue butterfly is common here, but...

November 2020 seems like a good month to look for a bird that symbolizes sharing, community, and vicious fi...

October in the Bay Area brings heat waves and east winds rather than crackling leaves and dreary skies. But...

The autumnal equinox means the return of a Bay Area favorite: the common golden-crowned sparrow arrives som...

The North Bay Bear Collaborative (www.beingwithbears.org) is a collaborative of CA native tribes, agencies,...

For anything with feathers near Sacramento! This project helps record and document any of the bird species ...

This project tracks the contributions of members of the Birdwatching Club at UC Davis to the City Nature Ch...

Centered around UCD's Stebbins Cold Canyon Reserve, a camera trap network has been placed to capture the pr...

Join in the 2023 City Nature Challenge in the San Francisco Bay Area, April 28 - May 1! Join in our annual ...

Join in the 2025 City Nature Challenge in the San Francisco Bay Area, April 25 - April 28, and celebrate ou...

Join in the 2026 City Nature Challenge in the San Francisco Bay Area, April 24- April 27 and take part the ...

This project aims to track the spread of Latrodectus geometricus along the coast of the United States.

Come join Davis SEEDS on Saturday April 25th as we participate in this year's BioBlitz Learn about the bio...

This project tracks the contributions of members of the Entomology Club at UC Davis to the 2022 City Nature...

This project tracks the contributions of members of the Environmental Club at UC Davis to the 2022 City Nat...

This project tracks the contributions of members of the Environmental Student Organization at Sacramento St...

The Fairfield, CA Biodiversity Survey is an opportunity to engage in Citizen Science.  By gathering data ab...

Catalog the flora and fauna of the Grizzly Island Wildlife Refuge. Just for fun!

Project to collect observations made during the 2025-2026 Jepson Prairie Fungal Diversity Survey by Kyle El...

The goal of this project is to record the spread of Latrodectus geometricus throughout Northern California....

¡Vamos a explorar nuestras ciudades! Add your observations from April 26th to April 29th to this project an...

Participate in the City Nature Challenge for extra credit! This event takes place from Friday, April 24th t...

Participate in the City Nature Challenge for extra credit! This event takes place from Friday, April 24th t...

aquarium

zoo

Other invasives

I want to see where in Bay Area there are more predators, and where each one of them lives and doesn't live.

Invasive species watch list

Q Rated Invasives

I want to see where most raptors of the Bay Area live, and what the most common ones are.

Scientists from NOAA's National Estuarine Research Reserve and Solano Land Trust would like your help docum...

The project goal is to collect data and map the spread of Nutria within the Suisun Marsh, Suisun Watershed ...

This course project is to conduct observations in the Solano area for contribution to iNaturalist.

City Nature Challenge 2025 Solano Land Trust

Tracking squirrels in the SF Bay area to better understand their distribution, ecology, and interactions.

Wetland Delineation of WOTUS in Solano County, California.

UC Davis SEEDS chapter will be holding their 2nd annual Bioblitz on Saturday April 27, 2013 at the Putah Cr...

Wild SF!--California Naturalist Certification Course is a program developed by the University of California...