Ventura, California, October 14-16, 2010
Weeds and Wildlife: Impacts and Interactions

View full program with abstracts (2.0 MB).

Bobcat traveling through yellow starthistle.

Photo: Brian Murphy

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2010 Weed Alerts

See our Invasive Plant Alerts page for this year’s presentation on weeds to watch out for.

Keynote Address

• Weeds and wildlife, impacts and interactions: A case study from Santa Cruz Island, California. Scott Morrison, The Nature Conservancy.

Trends in Early Detection Mapping

• There’s an app for that: Tracking weeds with mobile technology (3.5 MB). Christy Brigham, Santa Monica Mountains National Recreation Area.
• BAEDN, LAEDN, MAEDN, SAEDN, California EDN? Can we build a coordinated network of early detection networks to protect California from new invasions? (3.4 MB). Dan Gluesenkamp, Audubon Canyon Ranch & Bay Area Early Detection Network.
• Map the Spread! Cal-IPC’s statewide weed mapping for early detection and strategic management (4.1 MB). Dana Morawitz, Cal-IPC.

DPR Laws and Regulations

• Risk management and liability insurance in habitat restoration and weed control (1.2 MB). Jeanette Heinrichs, Van Beurden Insurance Services, Inc.
• Wildlife protection during habitat restoration and weed control (2.3 MB). Natasha Lohmus, CA Dept. of Fish and Game.
• The inspection process: What does the Agricultural Commissioner look for? (1.5 MB) Rudy Martel, Ventura Co. Agricultural Commissioner’s Office.
• Rules to follow for the use of aquatic herbicides in California. (1.6 MB) Mike Blankinship, Blankinship & Assoc.

Student Paper Contest

• Herbicide treatment of an invaded grassland following a prescribed fire (2.2 MB). Michael Bell,* Sara Jo Dickens, Heather Schneider, Kai Palenscar, and Lynn Sweet, UC Riverside.
• Resident community species diversity and invader genetic diversity do not affect the establishment of an annual exotic grass (37.6 MB). Heather McGray* and Katharine Suding, UC Irvine.
• The effects of climate change on the growth of barbed goatgrass (Aegilops triuncialis) in serpentine grasslands (3.2 MB). Elise Morrison,* Amy Battaglia and Barbara Going, UC Davis.
• Ecological correlates of fountain grass (Pennisetum setaceum) in California coastal sage scrub. Lynn Sweet* and Jodie Holt, UC Riverside.
• Origins of invasive French Broom ( 2 MB). Anabelle Kleist, UC Davis.
• Exotic plant invasion interrupts chaparral ecosystem resistance, resilience and succession ( 0.6 MB). Sara Jo Dickens, Edith B. Allen,
  L.S. Santiago, and D. Crowley, UC Riverside.

Managing Invasive Plants

• Strategic planning for control of Arundo donax and restoration of riparian vegetation in semi-arid landscapes: A case study from the lower Santa Clara River, CA. (4.6 MB) Bruce Orr and Zooey Diggory, Stillwater Sciences, Tom Dudley, UC Santa Barbara.
• Euphorbia terracina: Why worry? (2.6 MB). Ann Dorsey,* Erin Aviña, and Christy Brigham, Santa Monica Mtns Nat’l Recreation Area.
• Testing efficacy of control methods of the invasive shrub Cytisus scoparius in forest habitat of the Pacific Northwest (2.1 MB). Karen A. Haubensak, Northern Arizona University.
• Solar tents demonstrated to be effective in several California climatic areas for inactivating plant propagative material. James J. Stapleton*, UC Kearney Agricultural Center, Carl E. Bell, Southern California, Kristin A. Weathers and Milton E. McGiffen, Jr, UC Riverside.

Balancing Management for Invasive Plants

• How will tamarisk biocontrol affect wildlife? (3.3 MB). Tom Dudley, UC Santa Barbara.
• Effects of Sahara mustard, Brassica tournefortii, on the biodiversity of a desert landscape (4.2 MB). Michelle Murphy, UC Riverside.
• Impacts of California’s invasive plant species on invertegrate fauna: A review (1.5 MB). Denise Knapp, UC Santa Barbara.

Invasive Plant Impacts to Wildlife

• Effects of an exotic herbaceous perennial, Cynara cardunculus, on small mammals and songbirds (2.1 MB). Sandra DeSimone, Audubon’s Starr Ranch Sanctuary.
• Controlling the invasive offspring of historic olive trees on Santa Cruz Island, Channel Islands National Park (5.7 MB). Paula Power, Channel Island NP.
• Prioritizing invasive plant eradication in the San Francisco Bay Area (2.6 MB). Andrea Williams, Bay Area Early Detection Network.
• Simulating avian weed spread and control strategies: A simulation model of Rhamnus alaternus on Rangitoto Island, NZ(1.7 MB). David Moverley, Te Ngahere Native Forest Management, New Zealand.

Grazing, Weeds, & Wildlife

• Targeted grazing for weeds and wildlife management (2.1 MB). Morgan Doran, UC Cooperative.
• Species composition changes, habitat effects and the role of livestock grazing in improving recovery potential for Ohlone Tiger Beetle in Santa Cruz County(2.7 MB). Jon Gustafson, USDA NRCS.
• Influence of a large herbivore reintroduction on plant invasions and community composition in a California grassland (1.8 MB). Brent Johnson, Pinnacles National Monument.

Habitat Restoration

• Patch-level treatment monitoring: An Invasive Spartina Project end-game strategy (2.0 MB). Ingrid Hogle, San Francisco Estuary Invasive Spartina Project.
• Pacific Gas and Electric Company’s use of Safe Harbor agreements to enhance habitat for endangered species in the San Francisco Bay Area (1.8 MB). Mark F. Dedon, Pacific Gas and Electric Company.
• Avoiding inadvertent introductions of the invasive Argentine ants during native plant restoration projects (1.7 MB). Jessica Wade Shors, TRA Environmental Sciences.
• Post-fire recovery plan for Solstice Canyon in Malibu, CA (4.0 MB). Erin Aviña, Santa Monica Mtns Nat’l Recreation Area
• The Matilija Dam Ecosystem Restoration Project (2.3 MB). Steven Reinoehl, Natures Image, Inc.

Managing Weeds & Wildlife on the Channel Islands

• The Anacapa Challenge -‘Iceplant Free by 2016’ (4.4 MB) Sarah Chaney, Channel Islands NP.
• Effects of Feral Pig Rooting on vegetation communities & rare endemic plants on Santa Cruz Island, California (1.8 MB) Rob Klinger, USGS-BRD.
• Herbicide treatment techniques of Vinca major growing with endangered Galium buxifolium, an island endemic (0.2 MB). Ken Owen, Channel Islands Restoration.

Bringing It All Together

• Desire, disappointment, surprises, and food webs: Melding conservation and ecological perspectives to better understand animal-invasive plant interations (2.9 MB). Rob Klinger, USGS-BRD.
• Understanding research on herbicide impacts: Toxicology resources for today’s habitat restoration worker (1.1 MB). Susan Kegley, Pesticide Research Institute.
• Hey, what are they doing over there? What we can learn from animal and pathogen prevention & control projects. John Randall, The Nature Conservancy.

Discussion Groups

1. Mobile technologies for weed management
2. A management decision tool for perennial pepperweed
3. “Weed-free” materials programs, Yosemite Weed Free Gravel Program
   (Handout)
4. Communicating your message
5. Designing restoration projects to meet invasive plant and wildlife goals
6. Avoiding non-target effects to wildlife when using herbicides
7. Job skills for natural resource management: Tailoring your resume to a job announcement

Posters

STUDENT POSTER CONTEST

• Contrasting effects of Carpobrotus edulis on arthropods in a coastal dune ecosystem. Denise A. Knapp, UC Santa Barbara.
• Using native shrubs to control re-establishment of giant reed (Arundo donax). Kai T. Palenscar, UC Riverside.
• Effects of exotic mustard on native insect communities in California grassland. Tadj K Schreck, UC Irvine.

CONTRIBUTED POSTERS

• Control of barbed goatgrass in serpentine grasslands. Paul A. Aigner, UC Davis McLaughlin Reserve.
• Effects of invasive Limonium ramosissimum on native salt marsh communities in a changing environment. Autumn Cleave, San Francisco State University.
• Eriogonum hybrid eradication program on Santa Cruz Island, California: Eliminating one island endemic to protect another. Coleen Cory, The Nature Conservancy.
• Use of non-native plants by island foxes: Conservation implications. Brian Cypher, CSU Stanislaus.
• Linking vegetation dynamics with physical processes to develop invasive plant control and riparian restoration strategies for a semi-arid river and its floodplain. Zooey Diggory, Stillwater Sciences.
• Preventing invasion through mineral materials inspections. Martin Hutten, Yosemite National Park.
• Trials of aminopyralid and a cut-and-dab method for Himalayan blackberry control. Laura Jones, Yosemite National Park.
• Herbicide control of velvet grass in Yosemite National Park. Laura Jones, Yosemite National Park.
• Adaptive integrated vegetation management of invasive Spartina densiflora in the San Francisco Estuary. Drew Kerr, San Francisco Estuary Invasive Spartina Project.
• Santa Clara River Research Station: Developing a preserve with a watershed focus. Adam M. Lambert, UC Santa Barbara.
• The spread and control of Dittrichia graveolens. Meg Marriott, US Fish & Wildlife Service.
• Avian response to Arundo donax invasion on the Lower Santa Clara River. Devyn A. Orr, UC Santa Barbara.
• Prioritizing invasive plant eradication in the San Francisco Bay Area. Mike Perlmutter, Bay Area Early Detection Network.
• Predicting the spread of invasive plants in the Sierra Nevada. Cynthia Powell, Cal-IPC.
• Successful tactics for controlling the invasive fennel (Foeniculum vulgare) on Santa Cruz Island, Channel Islands National Park. Paula Power, Channel Isl. NP.
• An evaluation of flooding risks associated with giant reed (Arundo donax). David F. Spencer, USDA ARS.
• Developing time*temperature inactivation models for thermal death of black mustard (Brassica nigra) seeds. James Stapleton, UC Kearney Agricultural Center.
• Invasive pine tree impacts on coastal scrub vegetation in the Marin Headlands. Robert Steers, National Park Service, Inventory and Monitoring Program.
• Prescribed burning controls barb goatgrass (Aegilops triuncialis L.) in Central Valley rangeland for up to five years. Sara Sweet, The Nature Conservancy.
• Effects of the invasive species Arundo donax on bank stability in the Santa Clara River, Ventura, CA. Jiana ten Brinke, UC Santa Barbara.
• Can carbon addition be used to reverse the effects of atmospheric nitrogen deposition? Don Thomas, San Francisco Public Utilities Commission.
• Mapping flammable invasive weeds in the South Shore area of Lake Tahoe. Ian Turner, Tahoe Resource Conservation District.

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