@article {77061, title = {Comparison of non-native dwarf eelgrass (Zostera japonica) and native eelgrass (Zostera marina) distributions in a northeast Pacific estuary: 1997-2014}, journal = {Botanica Marina}, volume = {58 }, year = {2015}, note = {{\textquotedblleft}In this study, we investigated the rate and pattern of expansion of a non-native eelgrass, Zostera japonica, in relation to the distribution of the native eelgrass Zostera marina in a coastal estuary of the northeastern Pacific Ocean. The distributions of the Zostera congeners were monitored between 1997 and 2014 in Yaquina Estuary on the central Oregon coast, USA, using digital classification
of color infrared aerial photographs and ground surveys.{\textquotedblright} (from the Abstract) This is an open-access article.}, month = {2015, Aug.}, pages = {p.239-250}, keywords = {aquatic vegetation, eelgrass = Zostera marina, fecundity, introduced species, Japanese eelgrass = Zostera japonica, Yaquina Bay, Yaquina River Estuary, zonal distribution}, doi = {doi: 10.1515/bot-2014-0088}, author = {Young, David and Patrick J Clinton and Specht, David and Collura, T. Chris Mochon} } @article {76631, title = {Tidal channel diatom assemblages reflect within wetland environmental conditions and land use at multiple scales}, journal = {Estuaries and Coasts }, volume = {38}, year = {2015}, note = {The authors examined diatom assemblages collected from surface sediment in tidal channels of 47 tidal wetlands on the Oregon coast during the summer of 2007. They found some interesting and enlightening differences between the different groups of diatom species collected. {\textquotedblleft}The tidal channel benthic diatom community was most strongly correlated with variables related to human disturbance at all scales surrounding the wetland and not with any tidal channel water quality parameter, including salinity. . . The sensitivity of the tidal creek benthic diatom assemblage to both wetland and landscape level factors indicates that it might be a useful bioindicator of human disturbance to tidal wetland ecosystems.{\textquotedblright} (from the Abstract)}, month = {2015, Mar.}, pages = {p.534-545}, keywords = {Alsea Bay, Amphora coffeaeformis, Coos Bay, Coquille River, diatoms, Ecola Creek, ecosystem health, environmental disturbance, marshes, Navicula gregaria, Necanicum River, Nehalem Bay, Nestucca River, Netarts Bay, nitrogen, Planothidium delicatulum, salinity, Salmon River, Sand Lake, Siletz Bay, Siuslaw River, species list, Tillamook Bay, Umpqua River, wetlands, Yaquina Bay}, doi = {10.1007/s12237-014-9826-1}, author = {Weilhoefer, Christine L. and Nelson, Walter G. and Patrick J Clinton} } @article {76376, title = {Sea Level Affecting Marshes Model (SLAMM)}, year = {2014}, note = {This is a technical document discussing how to use a computer program to model the effects of sea-level rise on native seagrass. {\textquotedblleft}Because of the ecological importance of SAV [submerged aquatic vegetation] habitats, U.S. EPA, USGS, and USDA partnered with Warren Pinnacle Consulting to enhance the SLAMM modeling software to include new functionality in order to predict changes in Zostera marina distribution within Pacific Northwest estuaries in response to sea level rise.{\textquotedblright} (from the Introduction) The Yaquina River estuary and Willapa Bay are used as examples. While the emphasis of the document is on GIS, there are some good maps of Yaquina Bay. Clearly, a sea-level rise would have an impact on native seagrass distribution, with Zostera present in fewer areas. The latest version of the tool can be found at: https://coast.noaa.gov/digitalcoast/tools/slamm.html . }, pages = {50 p.}, address = {Newport, Or.}, keywords = {aquatic vegetation, bathymetry, climate change, eelgrass = Zostera marina, geographic information system, salt marsh, sea level, topography, Willapa Bay, Yaquina Bay}, url = {https://warrenpinnacle.com/prof/SLAMM6/SLAMM_6.3_final_release.pdf}, author = {Lee II, Henry and Reusser, Deborah A. and Frazier, Melanie R.. and McCoy, Lee M. and Patrick J Clinton and Clough, Jonathan S. and U.S. Environmental Protection Agency. National Health and Environmental Effects Research Laboratory. Office of Research and Development. Western Ecology Division,} } @article {34466, title = {Utilization Patterns of Intertidal Habitats by Birds in Yaquina Estuary, Oregon}, volume = {EPA/600/R-11/118}, year = {2011}, note = {"An assessment of bird utilization patterns of the intertidal soft sediment and low marsh habitats of the Yaquina estuary, Oregon was conducted from December 2007-November 2008. . . Gulls and terns comprised 42\% of the total birds and, together with ducks, shorebirds, corvids and geese, accounted for about 92\% of the total abundance. The addition of herons/egrets, rails (i.e. coots), and pelicans/cormorants comprised just over 98\% of all birds observed. The remaining birds consisted of songbirds, loons/grebes, raptors and alcids." (p.3)}, month = {2011, Oct.}, pages = {81 p.}, address = {Newport, Or.}, keywords = {American crow = Corvus brachyrhynchos, American wigeon = Anas Americana, birds, Boone Slough, Bufflehead = Bucephala albeola, Coquille Point, Criteser{\textquoteright}s Marina, eelgrass = Zostera marina, ghost shrimp = Neotrypaea californiensis, Grassy Point, Great blue heron = Ardea herodias, gulls = Larus species, habitats, Idaho Flats, Japanese eelgrass = Zostera japonica, Johnson Slough, King Slough, Mud shrimp = Upogebia pugettensis, Northern pintail = Anas acuta, Nute Slough, Oneatta Point, River Mile 7, River Mile 8, Sally{\textquoteright}s Bend, scaup = Aythya species, The Bend, tidal marsh, western sandpiper = Calidris mauri, Winant, Yaquina, Yaquina Bay, Yaquina River}, url = {https://cfpub.epa.gov/si/si_public_file_download.cfm?p_download_id=503895\&Lab=NHEERL}, author = {Lamberson, Janet O. and Frazier, Melanie R.. and Nelson, Walter G. and Patrick J Clinton and U.S. Environmental Protection Agency. Western Ecology Division,} } @article {34426, title = {Mapping intertidal eelgrass (Zostera marina L.) in three coastal estuaries of the Pacific Northwest USA using false colour near-infrared aerial photography}, journal = {International Journal of Remote Sensing.}, volume = {31}, number = {7}, year = {2010}, note = {Describes a technique for mapping seagrass beds from aerial photography. Includes maps showing Zostera marina beds in Yaquina, Umpqua and Coos estuaries. Yaquina Bay beds were photographed April 9, 2004. }, pages = {p.1699-1715}, keywords = {biological, Coos Bay, eelgrass=Zostera marina, geographic information system, Idaho Flats, Lower Yaquina River, map, Umpqua River estuary, Upper Yaquina River, Yaquina Bay, Yaquina River}, doi = {10.1080/01431160902926590}, author = {Young, David R. and Patrick J Clinton and Specht, David T.} } @article {34256, title = {Recolonization of intertidal Zostera marina L. (eelgrass) following experimental shoot removal}, journal = {Journal of Experimental Marine Biology and Ecology }, volume = {374}, number = {1}, year = {2009}, note = {This paper studies the time it takes for eelgrass meadows to recover from disturbances, in particular the difference between continuous lower intertidal meadows as opposed to higher intertidal patches of eelgrass. Areas of eelgrass in Yaquina Bay were denuded and the time of recovery was studied. The lower continous meadows recovered within 24 months, but recovery for the patchy higher intertidal eelgrass plots was much slower. Map, charts, aerial photographs. Summarizes current state of eelgrass beds in the Yaquina estuary.}, pages = {p.69-77}, keywords = {aquatic vegetation, eelgrass=Zostera marina, habitat restoration}, doi = {10.1016/j.jembe.2009.04.011}, author = {Boese, Bruce L. and Kaldy, James E. and Patrick J Clinton and Eldridge, Peter M. and Folger, Christina L.} } @proceedings {33446, title = {Use of color infrared aerial photography to map distribution of eelgrass and green macroalgae in a non-urbanized estuary of the Pacific Northwest U.S.A.}, year = {1998}, note = {Meeting held October 5-7, 1998.}, pages = {P.II-37 - II-45}, publisher = {ERIM International Inc.}, address = {San Diego, Calif.}, keywords = {biological, eelgrass=Zostera marina, Enteromorpha species, geographic information system, Idaho Flats, Lower Yaquina River, Ulva species, Upper Yaquina River, Yaquina Bay, Yaquina River}, isbn = {10663711}, author = {Young, David R. and Specht, David T. and Patrick J Clinton and Lee, Henry II.} }