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Adkins, J. Y., D. D. Roby, D. E. Lyons, K. N. Courtot, K. Collis, H. R. Carter, W. D. Shuford, and P. J. Capitolo. 2014. Recent population size, trends, and limiting factors for the double‐crested cormorant in western North America. Journal of Wildlife Management 78:1131–1142.

Briggs, K. T., K. F. Dettman, D. B. Lewis, and W. B. Tyler. 1984. Phalarope feeding in relation to autumn upwelling off California. Marine Birds, Their Feeding Ecology and Commercial Fisheries Relationships. Canadian Wildlife Service Special Publication. Canadian Wildlife Service, Ottawa, 51–63.

Briggs, K. T., D. B. Lewis, W. B. Tyler, G. L. Hunt Jr. 1981. Brown pelicans in southern California: habitat use and environmental fluctuations. Condor 83:1–15.

Briggs, K. T., W. B. Tyler, and D. B. Lewis. 1985. Comparison of ship and aerial surveys of birds at sea. Journal of Wildlife Management 49:405–411.

Briggs, K. T., W. B. Tyler, and D. B. Lewis. 1985. Aerial surveys for seabirds: methodological experiments. Journal of Wildlife Management 49:412–417.

Briggs, K. T., W. B. Tyler, and D. B. Lewis, and D. R. Carlson. 1982. Bird communities at sea off California: 1975 to 1983. Studies in Avian Biology No. 11. Cooper Ornithological Society.

Briggs, K. T., W. B. Tyler, D. B. Lewis, P. R. Kelly, and D. A. Croll. 1983. Brown Pelicans in central and northern California. Journal of Field Ornithology 54:353–373.

Brown, A. C., and E. Elias. 2008. Extralimital records of the sea otter (Enhydra lutris) in northern California. Northwestern Naturalist 89:54–56.

Capitolo, P. 2009. Farallon Islands. In Encycolpedia of Islands, University of California Press, Berkeley, California.

Capitolo, P. J., H. R. Carter, D. L. Jaques, G. J. McChesney, W. R. McIver, T. W. Keeney, and G. Smith. 2012. Roosting patterns of Brown Pelicans at San Nicolas Island, 1972-2006. Waterbirds 35:443–452.

Capitolo, P. J., H. R. Carter, G. J. McChesney, and M. W. Parker. 2005. Common Murres prospecting within cormorant colonies in Del Norte and Humboldt Counties, California, 1996 to 2004. Northwestern Naturalist 86:144–150.

Capitolo, P. J., G. J. McChesney, H. R. Carter, M. W. Parker, L. E. Eigner, and R. T. Golightly. 2014. Changes in breeding population sizes of Brandt’s Cormorants Phalacrocorax penicillatus in the Gulf of the Farallones, California, 1979–2006. Marine Ornithology 42:35–48.

Capitolo, P., W. Richardson, R. Burnett, and P. Pyle. 2000. First record of an Olive-backed Pipit in California. Western Birds 31:112–116.

Carter, H. R., V. A. Lee, G. W. Page, M. W. Parker, R. G. Ford, G. Swartzman, S. W. Kress, B. R. Siskin, S. W. Singer, and D. M. Fry. 2003. The 1986 Apex Houston oil spill in central California: seabird injury assessments and litigation process. Marine Ornithology 31:9–19.

Carter, H. R., G. J. McChesney, D. L. Jaques, C. S. Strong, M. W. Parker, J. E. Takekawa, D. L. Jory, and D. L. Whitworth. 1992. Breeding populations of seabirds in California, 1989-1991. Volume I, population estimates. U.S. Fish and Wildlife Service, Northern Prairie Wildlife Research Center, Dixon, California; U.S. Fish and Wildlife Service San Francisco Bay National Wildlife Complex, Newark, California.

Carter, H. R., G. J. McChesney, D. L. Jaques, C. S. Strong, M. W. Parker, J. E. Takekawa, D. L. Jory, and D. L. Whitworth. 1992. Breeding populations of seabirds in California, 1989-1991. Volume 2, colony maps and appendices. U.S. Fish and Wildlife Service, Northern Prairie Wildlife Research Center, Dixon, California; U.S. Fish and Wildlife Service San Francisco Bay National Wildlife Complex, Newark, California.

Carter, H. R., M. W. Parker, J. S. Koepke, and D. L. Whitworth. 2015. Breeding of the Ashy Storm-Petrel in central Mendocino County, California. Western Birds 46:49–65.

Clark, H. O., Jr. 1999. An animal track casting method using dolomite, sand, and spray adhesive. California Fish and Game 85:138–139.

Clark, H. O., Jr. 2001. Use of a car alarm sequence in the Northern Mockingbird repertoire. California Fish and Game 87:115–116.

Clark, H. O., Jr. 2003. Responses of San Joaquin kit foxes to an oil-gas well fire. California Fish and Game 89:102–105.

Clark, H. O., Jr. 2004. Occurrence of California mule deer in the southern San Joaquin Valley, California. Transactions of the Western Section of The Wildlife Society 40:127–128.

Clark, H. O., Jr. 2005. Aggressive behaviour exhibited by a San Joaquin kit fox, Vulpes macrotis mutica. Canadian Field-Naturalist 119:134.

Clark, H. O., Jr. 2005. Otocyon megalotis. Mammalian Species 766:1–5.

Clark, H. O., Jr. 2007. Marking of novel objects by kit fox. California Fish and Game 93:103–106.

Clark, H. O., Jr. 2007. Hypothetical relationships between the San Joaquin kit fox, California grizzly bear, and gray wolf on the pre-European California landscape. Endangered Species Update 24:14–19.

Clark, H. O., Jr. 2007. Use of spadefoot toads by western burrowing owls. Central Valley Bird Club Bulletin 10:51.

Clark, H. O., Jr. 2008. Spea hammondii (Western Spadefoot Toad). Predation and use as burrow decorations. Herpetological Review 39:80–81.

Clark, H. O., Jr. 2008. Common Chuckwalla (Sauromalus ater): Behavior. Sonoran Herpetologist 21:54.

Clark, H. O., Jr. 2009. Predation and behavioral interactions between horned lizards and arid land foxes. Sonoran Herpetologist 22:6–7.

Clark, H. O., Jr. 2009. Species at risk: Golden Eagle predation on arid-land foxes. Endangered Species Update 26:10–14.

Clark, H. O., Jr. 2010. A review of anthropogenic-sourced cover items used by the Desert Night Lizard (Xantusia vigilis). Sonoran Herpetologist 23:23–24.

Clark, H.O., Jr. 2010. Herpetofauna of Mare Island, Solano County, California. Sonoran Herpetologist 23:127–129.

Clark, H. O., Jr. 2011. The history of arid-land fox discoveries in North America. Archives of Natural History 38:300–312.

Clark, H. O., Jr. 2011. Reptiles and amphibians as Loggerhead Shrike prey. Sonoran Herpetologist 24:20–22.

Clark, H. O., Jr. 2011. Loggerhead Shrike (Lanius ludovicianus) predation on a Pacific Gopher Snake (Pituophis catenifer catenifer). Sonoran Herpetologist 24:117–118.

Clark, H. O., Jr. 2013. Western toads as wildlife ambassadors. FrogLog 21:54.

Clark, H. O., Jr. 2014. Compilation of kit fox and swift fox literature. Western Wildlife 1:12–27.

Clark, H. O., Jr. 2014. Encounter between a striped racer (Coluber lateralis) and a southern alligator lizard (Elgaria multicarinata). Sonoran Herpetologist 27:79.

Clark, H. O., Jr., B. L. Cypher, P. A. Kelly, D. F. Williams, and S. D. Clifton. 2002-2003. Use of a hair-sampling tube to detect the San Joaquin kit fox. Transactions of the Western Section of The Wildlife Society 38/39:29–30.

Clark, H. O., Jr., R. R. Duke, M. C. Orland, R. T. Golightly, and S. I. Hagen. 2007. The San Joaquin kit fox in north-central California: a review. Transactions of the Western Section of The Wildlife Society 43:27–36.

Clark, H. O., Jr., and J. R. Gworek. 2008. Thamnophis sirtalis fitchi (Valley Gartersnake). Habitat and behavior. Herpetological Review 39:474.

Clark, H. O., Jr., and S. I. Hagen. 2008. Notes on a Mount Lyell Salamander observed near Nevada Falls, Yosemite National Park, California. Sonoran Herpetologist 21:122-123.

Clark, H. O., Jr., and S. I. Hagen. 2013. Plestiodon gilberti (Gilbert’s Skink). Predation. Herpetological Review 44:681.

Clark, H. O., Jr., and S. I. Hagen. 2016. Notes on a Mount Lyell salamander observed near Nevada Falls, Yosemite National Park, California—Revisited ten years later. Sonoran Herpetologist 29:64.

Clark, H. O., Jr., J. D. Murdoch, D. P. Newman, and C. Sillero-Zubiri. 2009. Vulpes corsac. Mammalian Species 832:1–8.

Clark, H. O., Jr., and D. P. Newman. 2012. Endangered birds: Comparing research effort on the specific and subspecific levels. Endangered Species Update 26:70–74.

Clark, H. O., Jr., D. P. Newman, S. I. Hagen. 2007. Analysis of San Joaquin kit fox element data within the California Natural Diversity Database: A case for data reliability. Transactions of the Western Section of The Wildlife Society 43:37–42.

Clark, H. O., Jr., D. P. Newman, J. D. Murdoch, J. Tseng, Z. H. Wang, and R. B. Harris. 2008. Vulpes ferrilata. Mammalian Species 821:1-6.

Clark, H. O., Jr., D. P. Newman, C. J. Randel, III, and M. D. Meyer. 2008. Temperature tests for diurnal live trapping shade configurations. Transactions of the Western Section of The Wildlife Society 44:1–3.

Clark, H. O., Jr., and M. C. Orland. 2008. Comparison of two camera trap systems for detection of American marten on a winter landscape. California Fish and Game 94:53–59.

Clark, H. O., Jr., and H. K. Pigage. 2014. New flea (Siphonaptera) record for the Heermann’s kangaroo rat (Dipodomys heermanni), San Luis Obispo County, California. Western North American Naturalist 74:364–365.

Clark, H. O., Jr., H. K. Pigage, C. A. Wilkinson, and R. K. Burton. 2014. Ectoparasites on the giant kangaroo rat, Carrizo Plain National Monument, San Luis Opispo County, California. Western Wildlife 1:8–11.

Clark, H. O., Jr., and D. L. Plumpton. 2005. A simple one-way door design for passive relocation of western burrowing owls. California Fish and Game 91:286–289.

Clark, H. O., Jr., and R. M. Powers. 2015. Compilation of island fox literature. Western Wildlife 2:1–6.

Clark, H. O., Jr., R. M. Powers, K. L. Uschyk, and R. K. Burton. 2015. Observations of antagonistic and non-antagonistic interactions between the San Joaquin kit fox (Vulpes macrotis mutica) and the American badger (Taxidea taxus). Southwestern Naturalist 60:106–110.

Clark, H. O., Jr., K. W. Setser, and R. K. Burton. 2013. Pituophis catenifer (Pacific Gopher Snake). Diet. Herpetological Review 44:696–697.

Clark, H. O., Jr., H. S. Shellhammer, and S. D. Gaimari. 2006. Ectoparasites found on salt marsh harvest mice in the northern salt marshes of Grizzly Bay, California. California Fish and Game 92:52–54.

Clark, H. O., Jr., and R. A. Shields. 2012. Loggerhead shrike predation on the southern alligator lizard, common side-blotched lizard, and western fence lizard. Sonoran Herpetologist 25:132–133.

Clark, H. O., Jr., and N. R. Sisk. 2007. Predation of a western burrowing owl by an apparent prairie falcon. Central Valley Bird Club Bulletin 10:49–50.

Clark, H. O., Jr., G. D. Warrick, B. L. Cypher, P. A. Kelly, D. F. Williams, and D. E. Grubbs. 2005. Competitive interactions between endangered kit foxes and non-native red foxes. Western North American Naturalist 65:153–163.

Clark, J., J. Davis, T. Newberry, and D. Suddjian. 2000. A Visitor’s Guide: Birds of the UCSC Arboretum and Environs. University of California, Santa Cruz, CA.

Cutting, K. A., K. A. Hobson, J. J. Rotella, J. M. Warren, J. Y. Takekawa, S. EW De La Cruz, and M. Parker. 2014. Relative contribution of lipid sources to eggs of lesser scaup. Journal of Avian Biology 45:197–201.

Cypher, B. L., H. O. Clark, Jr., P. A. Kelly, C. Van Horn Job, G. W. Warrick, and D. F. Williams. 2001. Interspecific interactions among wild canids: implications for the conservation of endangered San Joaquin kit foxes. Endangered Species Update 18:171–174.

Davis, J. 1994. Using satellites to track wildlife. In Proceedings of the American Zoo and Aquarium Association regional conference, Stockton, CA.

Davis, J. N. 1995. Hutton’s Vireo (Vireo huttoni). In The Birds of North America, No. 189 (A. Poole and F. Gill, eds.). The Academy of Natural Sciences, Philadelphia, PA, and The American Ornithologists’ Union, Washington, D.C.

Davis, J. N. 1998. Songbird dynamics. Audubon. March-April:12.

Davis, J. N. 1999. Lawrence’s Goldfinch (Carduelis lawrencei). In The Birds of North America, No. 480. (A. Poole and F. Gill, eds.). The Birds of North America, Inc., Philadelphia, PA.

Davis, J. N. 2001. After malar, what’s next? Birding 33:10.

Davis, J. N. 2001. A closer look: Lawrence’s Goldfinch. Birding 33:213–221.

Davis, J. N. 2002. Insidious invader. Audubon 140:21.

Davis, J. N. 2004. Owl update. Conservation Biology 18:1696–1697.

Davis, J. N. 2004. Review of Important Bird Areas of California, by Dan Cooper. Western Birds 35:178–180.

Davis, J. N. 2005. Hutton’s Vireo vocalizations. Birding 37:464.

Davis, J. N. 2005. Site guide: Fresno-Clovis Regional Water Reclamation Facility. Central Valley Bird Club Bulletin 8:26–29.

Davis, J. N. 2006. Cryptic species. Birding 38:10–11.

Davis, J. N. 2007. Checklist of the birds of Fresno and Madera Counties, California. Fresno Audubon Society, Fresno, CA.

Davis, J. N. 2007. Color abnormalities in birds: A proposed nomenclature for birders. Birding 39:36–46.

Davis, J. N. 2017. Carotenism in the Purple Finch. Western Birds 48:69–71.

Davis, J. N., and L. Blumin. 2012. Multiple color abnormalities in a wintering Mew Gull. Western Birds 43:193–195.

Davis, J. N., and B. Deuel. 2008. Brant (Branta bernicula), in California bird species of special Concern: A ranked assessment of species, subspecies, and distinct populations of birds of immediate conservation concern in California (W. D. Shuford and T. Gardali, eds.). Studies of Western Birds 1.

Davis, J. and M. Fylling. 1994. Natural History Trail Guide for Andrew Molera State Park. Ventana Wilderness Sanctuary, Big Sur, CA.

Davis, J. N., and G. I. Gould, Jr. 2008. California Spotted Owl (Strix occidentalis occidentalis), in California bird species of special concern: A ranked assessment of species, subspecies, and distinct populations of birds of immediate conservation concern in California (W. D. Shuford and T. Gardali, eds.). Studies of Western Birds 1.

Davis, J., C. Hohenberger, et al. 1993. Checklist of the Birds of Andrew Molera State Park and Vicinity. Big Sur Ornithology Lab, Ventana Wilderness Sanctuary, Big Sur,CA.

Davis, J., R. A. MacDonald, and M. W. Sherman. 1991. Breeding bird census: Old growth mixed coniferous-red fir forest transition. Journal of Field Ornithology 62:49–50.

Davis, J. N., and C. Niemela. 2008. Northern Harrier (Circus cyaneus), in California bird species of special concern: A ranked assessment of species, subspecies, and distinct populations of birds of immediate conservation concern in California (W. D. Shuford and T. Gardali, eds.). Studies of Western Birds 1.

Davis, J. N., E. Pandolfino, S. C. Rottenborn, and M. M. Rogers. 2010. Northern California: August-November 2009. North American Birds 64:146–152.

Davis, J. N., E. Pandolfino, S. C. Rottenborn, and M. M. Rogers. 2011. Northern California: August-November 2010. North American Birds 65:156–161.

Davis, J. N., E. Pandolfino, S. C. Rottenborn, and M. M. Rogers. 2012. Northern California: August-November 2011. North American Birds 66:162–167.

Davis, J. N., E. Pandolfino, S. C. Rottenborn, and M. M. Rogers. 2013. Northern California: August-November 2012. North American Birds 67:153–158.

Davis, J. N., E. Pandolfino, S. C. Rottenborn, and M. M. Rogers. 2014. Northern California: August-November 2013. North American Birds 68:142–147.

Davis, J. N., E. Pandolfino, S. C. Rottenborn, and M. M. Rogers. 2015. Northern California: August-November 2014. North American Birds 69:148–152.

Davis, J. N. and D. Roberson. 1996. Birds of Big Sur: A Checklist. Big Sur Ornithology Lab., Ventana Wilderness Sanctuary, Big Sur, CA.

Davis, J. N. and D. Roberson. 2000. Birds of Big Sur: A Guide to Their Seasonal Status. Big Sur Ornithology Lab, Ventana Wilderness Society, Carmel Valley, CA, 36 pp.

Davis, J. N., and D. L. Suddjian. 2003. Review of Monterey Birds, by Don Roberson. Western Birds 34:114–117.

Drost, C. A., and D. B. Lewis. 1995. Xantus’ Murrelet (Synthliboramphus hypoleucus). In The Birds of North America, No. 164. (A. Poole and F. Gill, eds.). The Academy of Natural Sciences, Philadelphia, and The American Ornithologists’ Union, Washington, D.C.

Erickson, R. A., E. Palacios, M. F., Lizarraga, L. L. Mendoza, A. S. Herrera, and P. A. Gaede. 2010. Avifauna de las Islas del Pacifico Frente al Norte y Centro de la Peninsula de Baja California.

Frazer, S. E., and G. W. Kramer. 1984. Assisting private landowners with wetland habitat developments in California. Transactions of the Western Section of The Wildlife Society 20:33–38.

Gaede, P. A. 2003. Diet and Feeding Activity at a Flammulated Owl nest in Idaho. Western Birds 34:182–83.

Gaede, P. A., D. Kisner, and H. Ranson. 2010. Northern Goshawk: First nesting record for Santa Barbara County and current breeding status in Southern California. Western Birds 41:240–246.

Hemenez, M. J., H. O. Clark, Jr., and R. K. Burton. 2013. Occurrence of a western spadefoot toad in the burrow system of the giant kangaroo rat, San Luis Obispo County, CA. Sonoran Herpetologist 26:24.

Hamilton, R. A. and P. A. Gaede. 2005. Pink-sided x Gray-headed Juncos. Western Birds 36:150–152.

Henkel, L. A., J. Adams, J. N. Davis, B. Keitt, and W. B. Tyler. 2003. Factors affecting the distribution of ocean sunfish (Mola mola) in the Monterey Bay National Marine Sanctuary [Poster]. Monterey Bay National Marine Sanctuary Symposium, Moss Landing, CA.

Henkel, L. A., R. G. Ford, W. B. Tyler, and J. N. Davis. 2007. Comparison of aerial and boat- based survey methods for Marbled Murrelets and other marine birds. Marine Ornithology 35:145–151.

Hickey, C. M., P. Capitolo, and B. Walker. 1996. First Record of a Lanceolated Warbler in California. Western Birds 27:197–201.

Himes Boor, G. K., R. G. Ford, N. A. Reed, J. N. Davis, L. A. Henkel, and B. Keitt. 2003. Predictability of seabird distributions within the Gulf of the Farallones at various temporal and spatial scales. Pacific Seabirds 30:36–37.

Hohenberger, C. and J. N. Davis. 1998. Birding hotspots: Big Sur, California. Birder’s World. June:54–58.

Hull, J. M., A. E. Engilis, Jr., J. R. Medley, E. P. Jepsen, J. R. Duncan, H. B. Ernest, and J. J. Keane. 2014. A new subspecies of Great Gray Owl (Strix nebulosa) in the Sierra Nevada of California, U.S.A. Journal of Raptor Research 48:68–77.

Jones, N. M., G. J. McChesney, M. W. Parker, J. L. Yee, H. R. Carter, and R. T. Golightly. 2008. Breeding phenology and reproductive success of the Brandt’s Cormorant at three nearshore colonies in central California, 1997-2001. Waterbirds 31:505–519.

Kappes, P. J., G. J. McChesney, M. W. Parker, H. R. Carter, S. W. Kress, and R. T. Golightly. 2011. Use of time-activity budgets to measure early progress of a social attraction restoration project. Biological Conservation 144: 620–626.

Lethaby, N., W. Fritz, P. W. Collins, and P. Gaede. 2012. Fall bird migration on Santa Barbara Island, California. Western Birds 43:118–150.

LeValley, R., and J. N. Davis. 2013. Carotenism in the Hairy Woodpecker. Western Birds 44:85–87.

Lewis, D. B. 1988. Seabird Monitoring Handbook: Channel Islands National Park, California. Channel Islands National Park, National Park Service.

McChesney, G. J., H. R. Carter, and M. W. Parker. 2000. Nesting of Ashy Storm-Petrels and Cassin’s Auklets in Monterey County, California. Western Birds 31:178–183.

Murphy M. A., N. M. Jones, and M. W. Parker. 2005. Common Murre egg recovery. Waterbirds 28:402–403.

O’Neil, S. T., J. M. Warren, J. Y. Takekawa, S. EW De La Cruz, K. A. Cutting, M. W. Parker, and J. L. Yee. 2014. Behavioural cues surpass habitat factors in explaining prebreeding resource selection by a migratory diving duck. Animal Behaviour 90:21–29.

Pandolfino, E., S. C. Rottenborn, M. M. Rogers, and J. N. Davis. 2010. Northern California: December 2009–February 2010. North American Birds 64:316–320.

Pandolfino, E., S. C. Rottenborn, M. M. Rogers, and J. N. Davis. 2011. Northern California: December 2010–February 2011. North American Birds 65:335–339.

Pandolfino, E., S. C. Rottenborn, M. M. Rogers, and J. N. Davis. 2012. Northern California: December 2011–February 2012. North American Birds 66:339–343.

Pandolfino, E., S. C. Rottenborn, M. M. Rogers, and J. N. Davis. 2013. Northern California: December 2012–February 2013. North American Birds 67:333–337.

Pandolfino, E., S. C. Rottenborn, M. M. Rogers, and J. N. Davis. 2015. Northern California: December 2013–February 2014. North American Birds 68:271–274.

Parker, M. W., S. W. Kress, R. T. Golightly, H. R. Carter, E. B. Parsons, S. E. Schubel, J. A. Boyce, G. J. McChesney, and S. M. Wisely. 2007. Assessment of social attraction techniques used to restore a Common Murre colony in central California. Waterbirds 30:17–28.

Potter, M. C., H. O. Clark, Jr., P. A. Kelly, and C. E. Uptain. 2010. Fire effects on a population of Heermann’s kangaroo rats at the Alkali Sink Ecological Reserve, Fresno County, California. Transactions of the Western Section of The Wildlife Society 46:1–6.

Powell J. A. and M. W. Parker 1993. Lange’s metalmark, Apodemia mormo langei Comstock, p. 116-119. In T. R. New (ed.) Conservation Biology of Lycaenidae (Butterflies), IUCN, Gland, 173p.

Powers, L. R., A. Dale, P. Gaede, C. Rodes, L. Nelson, J. J. Dean, and J. D. May. 1996. Nesting and food habits of the Flammulated Owl (Otus flammeouls) in southcentral Idaho. Journal of Raptor Research 30:15–20.

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Pratihar, S., H. O. Clark, Jr., S. Dutta, M. S. Khan, B. C. Patra, K. D .B. Ukuwela, A. Das, P. Li, J. Jiang, J. P. Lewis, B. N. Pandey, A. Razzaque, C. Hassapakis, K. Deuti, and S. Das. 2014. Diversity and conservation of amphibians in South and Southeast Asia. Sauria 36:9–59.

Randel, C. J., III, and H. O. Clark, Jr. 2007. Mojave Desert Sidewinder (Crotalus cerastes cerastes) behavior. Sonoran Herpetologist 20:96.

Randel, C. J., III, and H. O. Clark, Jr. 2008. Sex ratios of the white-tailed antelope ground squirrel (Ammospermophilus leucurus), Indian Wells Valley, San Bernardino County, California. Western North American Naturalist 68:526–529.

Randel, C. J., III, and H. O. Clark, Jr. 2010. Adult white-tailed antelope squirrel (Ammospermophilus leucurus) density, Indian Wells Valley, San Bernardino County, California. The Transactions of the Western Section of The Wildlife Society 46:21–24.

Randel, C. J., III, H. O. Clark, Jr., and S. I. Hagen. 2007. Mohave ground squirrel (Spermophilus mohavensis) body mass: A comparison of live-trapped individuals, published literature, and unpublished museum specimens. Endangered Species Update 24:72–74.

Richardson, W., P. Pyle, R. Burnett, and P. Capitolo. 2003. The occurrence and seasonal distribution of migratory birds on Southeast Farallon Island, 1968-1999. Western Birds 34:58–96.

Robison, K. M. 2012. A multi-year analysis of brood size and phenology in Western and Clark’s grebes (Aechmophorus occidentalis and A. clarkia) at two northern California lakes. M.S. thesis, University of California, Davis, 64 pp.

Robison, K. M., D. W. Anderson, and R. E. Robison. 2015. Brood size and nesting phenology in Western Grebe (Aechmophorus occidentalis) and Clark’s Grebe (A. clarkii) at two northern California lakes. Waterbirds 38:99–105.

Rogers, M. M., J. N. Davis, E. Pandolfino, and S. C. Rottenborn. 2009. Northern California: June-July 2008. North American Birds 63:650–654.

Rogers, M. M., J. N. Davis, E. Pandolfino, and S. C. Rottenborn. 2013. Northern California: June-July 2012. North American Birds 66:729–732.

Rogers, M. M., J. N. Davis, E. Pandolfino, and S. C. Rottenborn. 2014. Northern California: June-July 2013. North American Birds 67:645–649.

Rogers, M. M., J. N. Davis, E. Pandolfino, and S. C. Rottenborn. 2015. Northern California: June-July 2014. North American Birds 67:549–552.

Rojek, N. A., M. W. Parker, H. R. Carter, and G. J. McChesney. 2007. Aircraft and vessel disturbances to common murres Uria aalge at breeding colonies in central California, 1997-1999. Marine Ornithology 35: 61–69.

Rottenborn, S. C., M. M. Rogers, J. N. Davis, and E. Pandolfino. 2009. Northern California: March-May 2009. North American Birds 63:497–502.

Rottenborn, S. C., M. M. Rogers, J. N. Davis, and E. Pandolfino. 2010. Northern California: March-May 2010. North American Birds 64:493–497.

Rottenborn, S. C., M. M. Rogers, J. N. Davis, and E. Pandolfino. 2011. Northern California: March-May 2011. North American Birds 65:512–516.

Rottenborn, S. C., M. M. Rogers, J. N. Davis, and E. Pandolfino. 2012. Northern California: March-May 2012. North American Birds 66:551–554.

Rottenborn, S. C., M. M. Rogers, J. N. Davis, and E. Pandolfino. 2013. Northern California: March-May 2013. North American Birds 67:513–516.

Rottenborn, S. C., M. M. Rogers, J. N. Davis, and E. Pandolfino. 2015. Northern California: March-May 2014. North American Birds 68:422–425.

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