Works by Hartman, C. Alex

Results: 28

Predator movements in relation to habitat features reveal vulnerability of duck nests to predation.

Published in:

Ecology & Evolution (20457758), 2022, v. 12, n. 9, p. 1, doi. 10.1002/ece3.9329

By:

Peterson, Sarah H.;
Ackerman, Joshua T.;
Keating, Meghan P.;
Schacter, Carley R.;
Hartman, C. Alex;
Casazza, Michael L.;
Herzog, Mark P.

Publication type:

Article

Nocturnal incubation recess and flushing behavior by duck hens.

Published in:

Ecology & Evolution (20457758), 2021, v. 11, n. 12, p. 7292, doi. 10.1002/ece3.7561

By:

Croston, Rebecca;
Peterson, Sarah H.;
Hartman, C. Alex;
Herzog, Mark P.;
Feldheim, Cliff L.;
Casazza, Michael L.;
Ackerman, Joshua T.

Publication type:

Article

Interrupted incubation: How dabbling ducks respond when flushed from the nest.

Published in:

Ecology & Evolution (20457758), 2021, v. 11, n. 6, p. 2862, doi. 10.1002/ece3.7245

By:

Croston, Rebecca;
Hartman, C. Alex;
Herzog, Mark P.;
Peterson, Sarah H.;
Kohl, Jeffrey D.;
Overton, Cory T.;
Feldheim, Cliff L.;
Casazza, Michael L.;
Ackerman, Joshua T.

Publication type:

Article

Avian eggshell thickness in relation to egg morphometrics, embryonic development, and mercury contamination.

Published in:

Ecology & Evolution (20457758), 2020, v. 10, n. 16, p. 8715, doi. 10.1002/ece3.6570

By:

Peterson, Sarah H.;
Ackerman, Joshua T.;
Herzog, Mark P.;
Toney, Matthew S.;
Cooney, Breanne;
Hartman, C. Alex

Publication type:

Article

Timing, frequency, and duration of incubation recesses in dabbling ducks.

Published in:

Ecology & Evolution (20457758), 2020, v. 10, n. 5, p. 2513, doi. 10.1002/ece3.6078

By:

Croston, Rebecca;
Hartman, C. Alex;
Herzog, Mark P.;
Casazza, Michael L.;
Feldheim, Cliff L.;
Ackerman, Joshua T.

Publication type:

Article

Sitting ducklings: Timing of hatch, nest departure, and predation risk for dabbling duck broods.

Published in:

Ecology & Evolution (20457758), 2019, v. 9, n. 9, p. 5490, doi. 10.1002/ece3.5146

By:

Peterson, Sarah H.;
Ackerman, Joshua T.;
Herzog, Mark P.;
Hartman, C. Alex;
Croston, Rebecca;
Feldheim, Cliff L.;
Casazza, Michael L.

Publication type:

Article

Prey fish returned to Forster’s tern colonies suggest spatial and temporal differences in fish composition and availability.

Published in:

PLoS ONE, 2018, v. 13, n. 3, p. 1, doi. 10.1371/journal.pone.0193430

By:

Peterson, Sarah H.;
Ackerman, Joshua T.;
Eagles-Smith, Collin A.;
Herzog, Mark P.;
Hartman, C. Alex

Publication type:

Article

Duckling survival increased with availability of flooded wetland habitat and decreased with salinity concentrations in a brackish marsh.

Published in:

Ornithological Applications, 2024, v. 126, n. 3, p. 1, doi. 10.1093/ornithapp/duae017

By:

Peterson, Sarah H;
Ackerman, Joshua T;
Hartman, C Alex;
Greenawalt, Andrew C;
Casazza, Michael L;
Herzog, Mark P

Publication type:

Article

Bird Habitat Value and Management Priorities of the California Winter Rice Habitat Incentive Program.

Published in:

San Francisco Estuary & Watershed Science, 2024, v. 22, n. 3, p. 1, doi. 10.15447/sfews.2024v22iss3art3

By:

Peterson, Sarah H.;
Ackerman, Joshua T.;
Schacter, Carley R.;
Hartman, C. Alex;
Herzog, Mark P.

Publication type:

Article

Habitat Use by Breeding Waterbirds in Relation to Tidal Marsh Restoration in the San Francisco Bay Estuary.

Published in:

San Francisco Estuary & Watershed Science, 2023, v. 21, n. 2, p. 1, doi. 10.15447/sfews.2023v21iss2art2

By:

Schacter, Carley R.;
Hartman, C. Alex;
Herzog, Mark P.;
Peterson, Sarah H.;
Tarjan, L. Max;
Yiwei Wang;
Strong, Cheryl;
Tertes, Rachel;
Warnock, Nils;
Ackerman, Joshua T.

Publication type:

Article

Wetland Availability and Salinity Concentrations for Breeding Waterfowl in Suisun Marsh, California.

Published in:

San Francisco Estuary & Watershed Science, 2021, v. 19, n. 3, p. 1, doi. 10.15447/sfews.2021v19iss3art5

By:

Schacter, Carley R.;
Peterson, Sarah H.;
Herzog, Mark P.;
Hartman, C. Alex;
Casazza, Michael L.;
Ackerman, Joshua T.

Publication type:

Article

Breeding Waterbird Populations Have Declined in South San Francisco Bay: An Assessment Over Two Decades.

Published in:

San Francisco Estuary & Watershed Science, 2021, v. 19, n. 3, p. 1, doi. 10.15447/sfews.2021v19iss3art4

By:

Hartman, C. Alex;
Ackerman, Joshua T.;
Schacter, Carley;
Herzog, Mark P.;
Tarjan, L. Max;
Yiwei Wang;
Strong, Cheryl;
Tertes, Rachel;
Warnock, Nils

Publication type:

Article

Comparative reproductive biology of sympatric species: nest and chick survival of American avocets and black-necked stilts.

Published in:

Journal of Avian Biology, 2014, v. 45, n. 6, p. 609, doi. 10.1111/jav.00385

By:

Ackerman, Joshua T.;
Herzog, Mark P.;
Takekawa, John Y.;
Hartman, C. Alex

Publication type:

Article

Nest attendance, incubation constancy, and onset of incubation in dabbling ducks.

Published in:

PLoS ONE, 2023, v. 18, n. 5, p. 1, doi. 10.1371/journal.pone.0286151

By:

Hartman, C. Alex;
Ackerman, Joshua T.;
Peterson, Sarah H.;
Fettig, Brady;
Casazza, Mike;
Herzog, Mark P.

Publication type:

Article

Eggshell membrane thickness and its contribution to total eggshell thickness for 13 waterbird species.

Published in:

Wilson Journal of Ornithology, 2024, v. 136, n. 1, p. 62, doi. 10.1676/23-00017

By:

Santolo, Gary M.;
Peterson, Sarah H.;
Cooney, Breanne;
Hartman, C. Alex;
Herzog, Mark P.;
Ackerman, Joshua T.

Publication type:

Article

Egg morphometrics and egg shape coefficients for White-faced Ibis (Plegadis chihi).

Published in:

Wilson Journal of Ornithology, 2021, v. 133, n. 1, p. 158, doi. 10.1676/21-00057

By:

Herzog, Mark P.;
Ackerman, Joshua T.;
Hartman, C. Alex

Publication type:

Article

Nesting ecology of White-faced Ibis (Plegadis chihi) in Great Salt Lake, Utah.

Published in:

Wilson Journal of Ornithology, 2020, v. 132, n. 1, p. 134, doi. 10.1676/1559-4491-132.1.134

By:

Herzog, Mark P.;
Ackerman, Joshua T.;
Hartman, C. Alex;
Browers, Howard

Publication type:

Article

Egg Mercury Concentration and Egg Size Varies with Position in the Laying Sequence in two Songbird Species.

Published in:

Environmental Toxicology & Chemistry, 2024, v. 43, n. 8, p. 1844, doi. 10.1002/etc.5900

By:

Hartman, C. Alex;
Ackerman, Joshua T.;
Cooney, Breanne;
Herzog, Mark P.

Publication type:

Article

A critical evaluation of the utility of eggshells for estimating mercury concentrations in avian eggs.

Published in:

Environmental Toxicology & Chemistry, 2017, v. 36, n. 9, p. 2417, doi. 10.1002/etc.3777

By:

Peterson, Sarah H.;
Ackerman, Joshua T.;
Eagles‐Smith, Collin A.;
Hartman, C. Alex;
Herzog, Mark P.

Publication type:

Article

Egg-laying sequence influences egg mercury concentrations and egg size in three bird species: Implications for contaminant monitoring programs.

Published in:

Environmental Toxicology & Chemistry, 2016, v. 35, n. 6, p. 1458, doi. 10.1002/etc.3291

By:

Ackerman, Joshua T.;
Eagles‐Smith, Collin A.;
Herzog, Mark P.;
Yee, Julie L.;
Hartman, C. Alex

Publication type:

Article

Body mass changes of dabbling and diving ducks wintering in California.

Published in:

Journal of Wildlife Management, 2024, v. 88, n. 8, p. 1, doi. 10.1002/jwmg.22650

By:

Herzog, Mark P.;
Ackerman, Joshua T.;
Kohl, Jeffrey D.;
Fettig, Brady L.;
Hartman, C. Alex;
Peterson, Sarah H.;
Casazza, Michael L.;
Fleskes, Joseph P.

Publication type:

Article

Transmitter Effects on Growth and Survival of Forster's Tern Chicks.

Published in:

Journal of Wildlife Management, 2020, v. 84, n. 5, p. 891, doi. 10.1002/jwmg.21864

By:

Herzog, Mark P.;
Ackerman, Joshua T.;
Hartman, C. Alex;
Peterson, Sarah H.

Publication type:

Article

Duck nest depredation, predator behavior, and female response using video.

Published in:

Journal of Wildlife Management, 2018, v. 82, n. 5, p. 1014, doi. 10.1002/jwmg.21444

By:

Croston, Rebecca;
Ackerman, Joshua T.;
Herzog, Mark P.;
Kohl, Jeffrey D.;
Hartman, C. Alex;
Peterson, Sarah H.;
Overton, Cory T.;
Feldheim, Cliff L.;
Casazza, Michael L.

Publication type:

Article

Waterbird nest-site selection is influenced by neighboring nests and island topography.

Published in:

Journal of Wildlife Management, 2016, v. 80, n. 7, p. 1267, doi. 10.1002/jwmg.21105

By:

Hartman, C. Alex;
Ackerman, Joshua T.;
Takekawa, John Y.;
Herzog, Mark P.

Publication type:

Article

Island characteristics within wetlands influence waterbird nest success and abundance.

Published in:

Journal of Wildlife Management, 2016, v. 80, n. 7, p. 1177, doi. 10.1002/jwmg.21120

By:

Hartman, C. Alex;
Ackerman, Joshua T.;
Herzog, Mark P.

Publication type:

Article

Forster's tern chick survival in response to a managed relocation of predatory California gulls.

Published in:

Journal of Wildlife Management, 2014, v. 78, n. 5, p. 818, doi. 10.1002/jwmg.728

By:

Ackerman, Joshua T.;
Herzog, Mark P.;
Hartman, C. Alex;
Herring, Garth

Publication type:

Article

Eggshell thickness and egg morphometrics in five songbird species from the Central Valley, California.

Published in:

Journal of Field Ornithology, 2024, v. 95, n. 1, p. 1, doi. 10.5751/JFO-00410-950103

By:

Schacter, Carley R.;
Peterson, Sarah H.;
Hartman, C. Alex;
Herzog, Mark P.;
Ackerman, Joshua T.

Publication type:

Article

An inexpensive method for remotely monitoring nest activity.

Published in:

Journal of Field Ornithology, 2006, v. 77, n. 4, p. 418, doi. 10.1111/j.1557-9263.2006.00073.x

By:

Hartman, C. Alex;
Oring, Lewis W.

Publication type:

Article