"data collection"

#12406569

25 May 2025

Gold Country Avian Studies (GCAS) continues bird banding and data collection for the Empire Mine Bird Monitoring Program in Grass Valley, Calif., on May 10, 2025. Storm Whitney estimates a bird's age by analyzing its wings.

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#12406570

25 May 2025

Gold Country Avian Studies (GCAS) continues bird banding and data collection for the Empire Mine Bird Monitoring Program in Grass Valley, Calif., on May 10, 2025. Storm Whitney estimates a bird's age.

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#12406571

25 May 2025

Gold Country Avian Studies (GCAS) continues bird banding and data collection for the Empire Mine Bird Monitoring Program in Grass Valley, Calif., on May 10, 2025. Nelson walks to one of the nets to gather a bird to be studied.

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#12406572

25 May 2025

Gold Country Avian Studies (GCAS) continues bird banding and data collection for the Empire Mine Bird Monitoring Program in Grass Valley, Calif., on May 10, 2025. Nelson gently removes a bird from one of the station's nets to study.

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#12406577

25 May 2025

Gold Country Avian Studies (GCAS) continues bird banding and data collection for the Empire Mine Bird Monitoring Program in Grass Valley, Calif., on May 10, 2025. Nelson gently removes a bird from one of the station's nets to study.

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#12406578

25 May 2025

Gold Country Avian Studies (GCAS) continues bird banding and data collection for the Empire Mine Bird Monitoring Program in Grass Valley, Calif., on May 10, 2025. Nelson gently removes a bird from one of the station's nets to study.

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#12406579

25 May 2025

Gold Country Avian Studies (GCAS) continues bird banding and data collection for the Empire Mine Bird Monitoring Program in Grass Valley, Calif., on May 10, 2025. Elsa Chen, a biologist, takes measurements.

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#12406580

25 May 2025

Gold Country Avian Studies (GCAS) continues bird banding and data collection for the Empire Mine Bird Monitoring Program in Grass Valley, Calif., on May 10, 2025. Allison Paules Nelson, Executive Director of Gold Country Avian Studies and an ornithologist, mentors and trains volunteers to help with bird banding and collection of data such as species identification, age, and sex.

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#12406581

25 May 2025

Gold Country Avian Studies (GCAS) continues bird banding and data collection for the Empire Mine Bird Monitoring Program in Grass Valley, Calif., on May 10, 2025. Nelson mentors Keira Lind, a student and volunteer who is passionate about birds.

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#12406582

25 May 2025

Gold Country Avian Studies (GCAS) continues bird banding and data collection for the Empire Mine Bird Monitoring Program in Grass Valley, Calif., on May 10, 2025. Allison Paules Nelson, Executive Director of Gold Country Avian Studies and an ornithologist, mentors and trains volunteers to help with bird banding and data collection, such as species identification, age, and sex. Nelson takes measurements.

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#12406583

25 May 2025

Gold Country Avian Studies (GCAS) continues bird banding and data collection for the Empire Mine Bird Monitoring Program in Grass Valley, Calif., on May 10, 2025. Allison Paules Nelson, Executive Director of Gold Country Avian Studies and an ornithologist, mentors and trains volunteers to help with bird banding and collection of data such as species identification, age, and sex.

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#12406584

25 May 2025

Gold Country Avian Studies (GCAS) continues bird banding and data collection for the Empire Mine Bird Monitoring Program in Grass Valley, Calif., on May 10, 2025. Storm Whitney records data collected next to hanging bird tags.

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#12406585

25 May 2025

Gold Country Avian Studies (GCAS) continues bird banding and data collection for the Empire Mine Bird Monitoring Program in Grass Valley, Calif., on May 10, 2025. Allison Paules Nelson, Executive Director of Gold Country Avian Studies and an ornithologist, mentors and trains volunteers to help with bird banding and collection of data such as species identification, age, and sex.

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#12406586

25 May 2025

Gold Country Avian Studies (GCAS) continues bird banding and data collection for the Empire Mine Bird Monitoring Program in Grass Valley, Calif., on May 10, 2025. Elsa Chen, a biologist, takes down nets to store until the next field day.

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#12406587

25 May 2025

Gold Country Avian Studies (GCAS) continues bird banding and data collection for the Empire Mine Bird Monitoring Program in Grass Valley, Calif., on May 10, 2025. Elsa Chen, a biologist, takes down nets to store until the next field day.

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#12406588

25 May 2025

Gold Country Avian Studies (GCAS) continues bird banding and data collection for the Empire Mine Bird Monitoring Program in Grass Valley, Calif., on May 10, 2025. Elsa Chen, a biologist, takes down nets to store until the next field day.

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Commercial use is not permitted without prior authorization.
Please contact us for more information.