Associated Researcher

Phone: 928 452 905

theodore.packard@ulpgc.es

Departamento de Biología, Edificio de Ciencias Básicas
Campus Universitario de Tafira, Universidad de Las Palmas de Gran Canaria
35017 Las Palmas de Gran Canaria
Spain

Coordinated lines of research

    Enzymatic biochemistry
    Marine ecophysiology
    Plankton ecology and marine pollution
    Microplastics and their effects in the trophic webs
    Culture of experimental organisms
    Systematics, biogeography and ecology of marine plants

Ted's papers

Ocean acidification induces distinct metabolic responses in subtropical zooplankton under oligotrophic conditions and after simulated upwelling

OSMA N., VARGAS C.A., ALGUERÓ-MUÑIZ M., BACHE L.T., GÓMEZ M., HORNG H.G., LUDWIG A., PACKARD T.T., RIEBESELL U., ROMERO-KUTZNER V., TAUCHER J., FERNÁNDEZ-URRUZOLA I. Science of The Total Environment, 810: 152252, 2022.

Wind Drifting vs. Pulsating Swimming Jellyfish: Respiratory Metabolism and Composition Differences in Physalis physalis, Velella velella, Aurelia aurita, and Pelagia noctiluca

BONDYALE-JUEZ D.R., ROMERO-KUTZNER V., PURCELL J.E., MARTÍNEZ I., PACKARD T.T., GÓMEZ M. Frontiers in Marine Science, 9:817196, 2022.

Protein in marine plankton: A comparison of spectrophotometric methods

MARTÍNEZ I., HERRERA A., TAMES-ESPINOSA M., BONDYALE-JUEZ D.R., ROMERO-KUTZNER V., PACKARD T.T., GÓMEZ M. Journal of Experimental Marine Biology and Ecology, 526, 151357, 2020.

Metabolic responses of subtropical microplankton after a simulated deep-water upwelling event suggest a possible dominance of mixotrophy under increasing CO2 levels

TAMES-ESPINOSA M., MARTÍNEZ I., ROMERO-KUTZNER V., COCA J., ALGUERÓ-MUÑIZ M., HORN H.G., LUDWIG A., TAUCHER J., BACH L., RIEBESELL U., PACKARD T.T., GÓMEZ M. Frontiers in Marine Science, 7:307, 2020.

Food supply effects on the asexual reproduction and respiratory metabolism of Aurelia aurita polyps

PURCELL E.E., BONDYALE-JUEZ D.R., ROMERO-KUTZNER V., MARTÍNEZ I., CAPRIOLI R., TAMES-ESPINOSA M., ALMUNIA J., ALONSO E., PACKARD T.T., GÓMEZ M. Hydrobiologia, 846, 135-146, 2019.

Bio-marcadores para evaluar el estado de salud de las comunidades biológicas (Índice CEA)

MARTÍNEZ I., HERRERA A., PACKARD T.T., GÓMEZ M. Okeanos, 9, 16-18, 2019

Microplastics: the invisible threat

HERRERA A., MARTÍNEZ I., RAPP J., RAYMOND E., GÓMEZ M. Frontiers in Marine Science. Conference Abstract: XX Iberian Symposium on Marine Biology Studies (SIEBM XX), 2019. doi: 10.3389/conf.fmars.2019.08.00159

Energetic cost derived of short-term starvation on marine crustacean Palaemon elegans

MARTÍNEZ I., HERRERA A., HERRERA I., BONDYALE-JUEZ D.R., ROMERO-KUTZNER V., TAMES-ESPINOSA M., PACKARD T.T., GÓMEZ M. Frontiers in Marine Science. Conference Abstract: XX Iberian Symposium on Marine Biology Studies (SIEBM XX), 2019. doi: 10.3389/conf.fmars.2019.08.00191

Microplastic ingestion by Atlantic chub mackerel (Scomber colias) in the Canary Islands coast

HERRERA A., ŜTINDLOVÁ A., MARTÍNEZ I., RAPP J., ROMERO-KUTZNER V., SAMPER M.D., MONTOTO T., AGUIAR-GONZÁLEZ B., PACKARD T., GÓMEZ M.
Marine Pollution Bulletin, 139, 127-135, 2019

Calculating new production from nitrate reductase activity and light in the Peru current upwelling

GONZÁLEZ-GALISTEO S., PACKARD T.T., GÓMEZ M., HERRER A., DUGDALE R.C., WILKERSON F.P., BARBER R.T., BLASCO D., CHRISTENSEN J.P., CODISPOTI L.A.
Progress in Oceanography, 173, 78-85, 2019

Microbial metabolic rates in the Ross Sea: the ABIOCLEAR Project

AZZARO M., PACKARD T.T., MONTICELLI L.S., MAIMONE G., RAPPAZZO A.C., AZZARO F., GRILLI F., CRISAFI E., LA FERLA R. Nature Conservation, 34, 441-475, 2019

Microplastic and tar pollution on three Canary Islands beaches: An annual study

HERRERA, A., ASENSIO, M, MARTÍNEZ, I, SANTANA, A., PACKARD, T.T., M. GÓMEZ.
Marine Pollution Bulletin, 129(2), 494-502, 2018

Novel methodology to isolate microplastics from vegetal-rich samples

HERRERA, A., P. GARRIDO-AMADOR, I. MARTÍNEZ, M.D. SAMPER, J. LÓPEZ_MARTÍNEZ, M. GÓMEZ, T. PACKARD. Marine Pollution Bulletin, 129(1), 61-69, 2018

NADP+-dependent isocitrate dehydrogenase activity in marine plankton

TAMES-ESPINOSA M., MARTINEZ I., ROMERO-KUTZNER V., BONDYALE-JUEZ D.R., PACKARD T.T., GOMEZ M.
Marine Chemistry, 204, 86-94, 2018

Influence of ocean acidification and Deep Water Upwelling on oligotrophic plankton communities in the subtropical North Atlantic: Insights from an In situ Mesocosm Study

TAUCHER, J., L.T., BACH, T. BOXHAMMER, A. NAUENDORF, THE GRAN CANARIA KOSMOS CONSORTIUM, E.P. ACHTEBERG, y 60 autores más
Frontiers in Marine Science, 4 (85), 1-18, 2017.

La respiración del plancton en el afloramiento peruano

PACKARD, T.T., N. OSMA, I. FERNÁNDEZ-URRUZOLA, L-A. CODISPOTI, J.P. CHRISTENSEN, M. GÓMEZ.
OKEANOS, 5, 34-36, 2017.

Respiration: Comparison of the Winkler Technique, O₂ Electrodes, O₂ Optodes and the Respiratory Electron Transport System Assay

BONDYALE-JUEZ, D. PACKARD, T.T, VIERA-RODRIGUEZ, M.A., M. GÓMEZ
Marine Biology, 164(12), 226.

From Thoreau’s woods to the Canary Islands: exploring ocean biogeochemistry through enzymology

PACKARD, T. T., & HANDLING EDITOR: HOWARD BROWMAN.
ICES Journal of Marine Science, 75(3), 912-922, 2017

Building a general kinetic model of glutamate dehydrogenase in two species of marine zooplankton

Fernández-Urruzola, I., Osma, N., Gómez, M., Montesdeoca-Esponda, S., Packard, T.T.
Marine Ecology Progress Series, 550: 83–99, 2016.

Predicting in vivo oxygen consumption rate from ETS activity and bisubstrate kinetics in cultured marine zooplankton

Osma, N., Fernández-Urruzola, I., Gómez, M., Montesdeoca-Esponda, S., Packard, T.T.
Marine Biology, 163:146, 2016.

Modeling downward particulate organic nitrogen flux from zooplankton ammonium regeneration in the northern Benguela

Fernández-Urruzola, I., Osma, N., Gómez, M., Pollehne, F., Postel, L., Packard, T.T.
Progress in Oceanography, 149, 121-133. 2016.

Spatio-temporal variability in the GDH activity to ammonium excretion ratio in epipelagic marine zooplankton

FERNÁNDEZ-URRUZOLA, I., OSMA, N., PACKARD, T.T., MALDONADO, F., GÓMEZ, M.
Deep-Sea Research I, 140: 138-149, 2016.

Microtrofic Project

HERRERA, A., I. MARTÍNEZ, T.T. PACKARD, M. ASENSIO, M. GÓMEZ
Fate and Impact of Microplastics in Marine Ecosystems, 69-70, 2016. ISBN: 978-0-12-812271-6

Breaking Down the Plastic Age

BAZTAN, J., M. BERGMANN, A. BOOTH, E. BROGLIO, A. CARRASCO, O. CHOUINARD, M. CLUSENER-GODT, M. CORDIER, A. COZAR, L. DEVRIESES, H. ENEVOLDSEN, R. ERNESTEIN, M. FERREIRA-DA-COSTA, MC. FOSSI, J. GAGO, F. GALGANI, J. GARRABOU, G. GERDTS, M. GÓMEZ, A. GÓMEZ-PARRA, L. GUTOW, A. HERRERA, C. HERRING, T. HUCK, A. HUVET, A. LUSHER, A. MIGUELEZ, T. PACKARD, S. PAHL, I. PAUL-PONT, D. PEETERS, J. ROBBENS, A-C. RUIZ-FERNÁNDEZ, J. RUNGE, A. SÁNCHEZ-ARCILLA, P. SOUNDANT, C. SURETTE, R.C. THOMPSON, L. VALDÉS, J.P. VANDERLINDEN, N. WALLACE.
Fate and Impact of Microplastics in Marine Ecosystems, 177-181, 2016. ISBN: 978-0-12-812271-6

Influence of starvation on respiratory metabolism and pyridine nucleotide levels in the marine dinoflagellate Oxyrrhis marina

Osma, N., Aristizabal, M., Fernández-Urruzola, I., Packard, T.T., Gómez M.
Protist, 167, 136–147, 2016

Variability of respiration and pyridine nucleotide concentration in oceanic zooplankton

Osma, N., Maldonado, F., Fernández-Urruzola, I., Packard, T.T., Gómez M.
Journal of Plankton Research, 38(3): 537–550, 2016.

Respiration quotient variability: bacterial evidence

V Romero-Kutzner, TT Packard, E Berdalet, S Roy, JP Gagné, M Gómez
Mar Ecol Prog Ser 519, 47-59, 2015

Peruvian upwelling plankton respiration: Calculations of Carbon Flux, nutrient retention efficiency and heterotrophic energy production

Packard, T.T., N. Osma, I. Fernández-Urruzola, L.A. Codispoti, J.P. Christensen, M. Gómez
Biogeosciences, 12 (9): 2641-2654, 2015

Planktonic potential CO2 emission calculation: Preliminary results by applying an adapted enzymatic methodology to marine ecosystems

Tames-Espinosa, M., Martínez, I., Packard, T.T., & Gómez, M. (2015). Planktonic potential CO2 emission calculation: Preliminary results by applying an adapted enzymatic methodology to marine ecosystems. In: V. Díaz del Río, P. Bárcenas, L.M. Fernández-Salas, N. López-González, D. Palomino, J.L. Rueda, O. Sánchez-Guillamón, J.T. Vázquez (eds): Volumen de Comunicaciones presentadas en el VIII Simposio sobre el Margen Ibérico Atlántico. Ediciones Sia Graf, Málaga, pp.: 1-4.

Short term patterns of vertical particle flux in the northern Benguela upwelling

Osma, N., T.T., Packard, I. Fernández-Urruzola, L. Postel, M. Gómez and F. Pollehne
Journal of Marine Systems, 2014.

Peru upwelling plankton respiration: calculations of carbon flux, nutrient retention efficiency and heterotrophic energy production

TT Packard, N Osma, I Fernández-Urruzola, LA Codispoti, JP Christensen, and M. Gómez
Biogeosciences Discussions 11 (11), 16177-16206, 2014

Seasonal variability of suprabenthic crustaceans associated with Cymodocea nodosa seagrass meadows off Gran Canaria (eastern Atlantic)

A Herrera, JM Landeira, F Tuya, T Packard, F Espino, M Gómez
Continental Shelf Research 88, 1-10, 2014

Distribution of zooplankton biomass and potential metabolic activities across the northern Benguela upwelling system

I Fernández-Urruzola, N Osma, TT Packard, M Gómez, L Postel
Journal of Marine Systems, 2014

Potential respiration estimated by electron transport system activity in deep-sea suprabenthic crustaceans off Balearic Islands (Western Mediterranean)

Herrera, A., M. Gómez, T.T. Packard, P. Reglero, E. Blanco and C. Barberá-Cebrián
Journal of Marine Systems, 138, 104-111, 2014.

Upwelling Ecosystem Succession

Postel, L., Mohrholz, V, T.T. Packard, Editors.
Journal of Marine Systems, 140 (B), 73-163, 2014.

Upwelling and successive Ecosystem response in the northern Benguela Region

Postel, L., Mohrholz, V, T.T. Packard
Journal of Marine Systems, 140B, 73-83, 2014.

Education: enticing students into science

T.T. Packard
Nature 498: 170-171, 2013.

Modeling vertical carbon flux from zooplankton respiration

TT Packard, M Gómez
Progress in Oceanography 110, 59-68, 2013

Zooplankton biomass and electron transport system activity around the Balearic Islands (western Mediterranean)

Herrera, A., M. Gómez, T.T. Packard and M.L. Fernández de Puelles
Journal of Marine System,131:54-62, 2013.

Respiration predicted from an Enzyme Kinetic Model and the Metabolic Theory of Ecology in two species of marine bacteria

Aguiar-González, M. B, Packard T.T, E. Berdalet, S. Roy, and Gómez M.
Journal of Experimental Marine Biology and Ecology, 412, 1-12, 2012.

Understanding tetrazolium reduction and the importance of substrates in measuring respiratory electron transport activity

Maldonado, F., T.T. Packard and M. Gómez
Journal of Experimental Marine Biology and Ecology, 434-435, 110-118, 2012.

Zooplankton secondary production model: A comparison based on Daphnia magna cultures

Gómez M., I. Martínez, I. Mayo, J.M. Morales, A. Santana and T.T. Packard.
ICES J. Mar.Sci., 69(3), 421-428, 2012. 

Procesado de muestras de zooplancton para el análisis fisiológico y bioquímico de la respiración y excreción de amonio

Fernández-Urruzola, I., M. Gómez, F. Maldonado, N. Osma and T. Packard
Libro Blanco Malaspina 2010. CSIC. 677-688 pp. 2012

Effect of starvation and feeding on respiratory metabolism in Leptomysis lingvura (GO Sars, 1866)

Herrera, A., T.T. Packard, A. Santana and M. Gómez
Journal of Experimental Marine Biology and Ecology, 409, 154-159, 2011

GDH activity and ammoniun excretion in the marine mysid, Leptomysis lingvura: effects of age and starvation

Fernández-Urruzola, I., T. Packard and M. Gómez
Journal of Experimental Marine Biology and Ecology, 409 (1-2), 21-29, 2011

Rearing techniques and nutritional quality of two mysids from Gran Canaria (Spain)

Herrera, A., M. Gómez, L. Molina, F. Otero, T.T. Packard
Aquaculture Research, 42, 677-683, 2011.

Prokaryotic abundance and heterotrophic metabolismin the deep Mediterranean Sea

La Ferla, R., M. Azzaro, G. Caruso, L.S. Monticelli, G. Maimone, R. Zaccone, T.T. Packard
Advances in Oceanography and Limnology, 1(1), 103-118.

Respiration and Potencial Respiration in Brine Shrimp Artemia salina

Martinez, I., M. Gómez, T. Packard
Journal of Experimental Marine Biology and Ecology, 390 (2), 78-83, 2010

Advances in Rearing Techniques and Analysis of Nutritional Quality of Two Mysids Species present in Gran Canaria

Herrera, A., M. Gómez, L. Molina, F. Otero and T.T. Packard
Fish & Shellfisf Laviculture,171-174, 2009.

Fueling Western Mediterranean deep metabolism by Deep Water formation and shelf-slope cascading: Evidence from 1981

Packard, T.T. M. Gómez, J. Christensen
CIESM. Dynamics of Mediterranean deep waters. 38, 101-10. CIESM Monographs, F. Briand Ed. 132 pp, 2009.

Exploring a first principles-based model for zooplankton respiration

Packard, T.T. & M. Gómez
Ices Journal of Marine Science. 65:371-378, 2008.