Office: Hatfield Research Center, 3rd floor, Room 314
Website: Aquatic Biogeochemistry and Plankton Ecology Group
Current AppointmentsAssistant Professor, Institute of Environmental Health; Division of Environmental and Biomolecular Systems
Affiliate Scientist, Center for Coastal Margin Observation and Prediction
EducationB.Sc., Biology and Oceanography (Honours), University of British Columbia, Vancouver, BC, 1997
Ph.D., Botany, University of British Columbia, 2003
Research InterestsMarine biogeochemistry; in situ sensors and instruments; phytoplankton ecology and physiology; stable isotope ecology.
Selected PublicationsMelissa Gilbert; Joseph Needoba; Corey Koch; Andrew Barnard; Antonio Baptista
Nutrient Loading and Transformations in the Columbia River Estuary Determined by High-Resolution In Situ Sensors
Estuaries and Coasts. 2013;36(4):708-727.
Caroline S. Fortunato; Alexander Eiler; Lydie Herfort; Joseph A. Needoba; Tawnya D. Peterson; Byron C. Crump
Determining indicator taxa across spatial and seasonal gradients in the Columbia River coastal margin
ISME Journal. 2013;7(10):1899-1911.
Tawnya D. Peterson; Rachel L. Golda; Michael L. Garcia; Binglin Li; Michelle A. Maier; Joseph A. Needoba; Peter Zuber
Associations between Mesodinium rubrum and cryptophyte algae in the Columbia River estuary
Aquatic Microbial Ecology. 2012;68(2):117-130.
Lydie Herfort; Tawnya D. Peterson; Fredrick G. Prahl; Lee Ann McCue; Joseph A. Needoba; Byron C. Crump; G. Curtis Roegner; Victoria Campbell; Peter Zuber
Red Waters of Myrionecta rubra are Biogeochemical Hotspots for the Columbia River Estuary with Impacts on Primary/Secondary Productions and Nutrient Cycles
Estuaries and Coasts. 2012;35(3):878-891.
Jami H. Goldman; Stewart A. Rounds; Joseph A. Needoba
Applications of fluorescence spectroscopy for predicting percent wastewater in an urban stream
Environmental Science and Technology. 2012;46(8):4374-4381.
Leslie A. Slasor; Joseph Needoba; Corey Koch
Spectral fluorescence study of the degradation of crude oil mixed with seawater
ACS National Meeting Book of Abstracts. 2011.
tis Roegner; Joseph A. Needoba; António M. Baptista
Coastal upwelling supplies oxygen-depleted water to the columbia river estuary
PLoS ONE. 2011;6(4):[e18672].
J.N. Plant; K.S. Johnson; J.A. Needoba; L.J. Coletti
NH4-Digiscan: An in situ and laboratory ammonium analyzer for estuarine, coastal, and shelf waters
Limnology and Oceanography: Methods. 2009;7(FEB.):144-156.
Hans W. Jannasch; Luke J. Coletti; Kenneth S. Johnson; Stephen E. Fitzwater; Joseph A. Needoba; Joshua N. Plant
The land/ocean biogeochemical observatory: A robust networked mooring system for continuously monitoring complex biogeochemical cycles in estuaries
Limnology and Oceanography: Methods. 2008;6(JUL):263-276.
Kenneth S. Johnson; Joseph A. Needoba
Mapping the spatial variability of plankton metabolism using nitrate and oxygen sensors on an autonomous underwater vehicle
Limnology and Oceanography. 2008;53(5 PART 2):2237-2250.