Search Results - "Levings, Colin"

Ballast water transport of non-indigenous zooplankton to Canadian ports by DiBacco, Claudio, Humphrey, Donald B, Nasmith, Leslie E, Levings, Colin D

“…DiBacco, C., Humphrey, D. B., Nasmith, L. E., and Levings, C. D. 2012. Ballast water transport of non-indigenous zooplankton to Canadian ports. – ICES Journal…”
Get full text

Developing a broader scientific foundation for river restoration: Columbia River food webs by Naiman, Robert J., Alldredge, J. Richard, Beauchamp, David A., Bisson, Peter A., Congleton, James, Henny, Charles J., Huntly, Nancy, Lamberson, Roland, Levings, Colin, Merrill, Erik N., Pearcy, William G., Rieman, Bruce E., Ruggerone, Gregory T., Scarnecchia, Dennis, Smouse, Peter E., Wood, Chris C.

“…Well-functioning food webs are fundamental for sustaining rivers as ecosystems and maintaining associated aquatic and terrestrial communities. The current…”
Get full text

Identifying a pathway towards recovery for depleted wild Pacific salmon populations in a large watershed under multiple stressors by Chalifour, Lia, Holt, Cassandra, Camaclang, Abbey E., Bradford, Michael J., Dixon, Ross, Finn, Riley J. R., Hemming, Victoria, Hinch, Scott G., Levings, Colin D., MacDuffee, Misty, Nishimura, Derek J. H., Pearson, Michael, Reynolds, John D., Scott, David C., Spremberg, Uwe, Stark, Steven, Stevens, John, Baum, Julia K., Martin, Tara G.

“…Pacific salmon (Oncorhynchus spp.) support coastal and freshwater ecosystems, economies and cultures, but many populations have declined. We used priority…”
Get full text

Quantifying potential propagule pressure of aquatic invasive species from the commercial shipping industry in Canada by Lo, Veronica B., Levings, Colin D., Chan, Kai M.A.

“…► PPP of AIS were quantified using ship arrivals, ballast discharge volumes, and WSA. ► These proxies for PPP were significantly correlated across ports and…”
Get full text

Reciprocal subsidies and food web pathways leading to chum salmon fry in a temperate marine-terrestrial ecotone by Romanuk, Tamara N, Levings, Colin D

“…Stable isotope analysis was used to determine the relative proportions of terrestrial and marine subsidies of carbon to invertebrates along a tidal gradient…”
Get full text

Nonnative Species in British Columbia Eelgrass Beds Spread via Shellfish Aquaculture and Stay for the Mild Climate by Mach, Megan E., Levings, Colin D., Chan, Kai M. A.

“…Nonnative species cause economic and ecological impacts in habitats they invade, but there is little information on how they spread and become abundant. This…”
Get full text

Conservation in heavily urbanized biodiverse regions requires urgent management action and attention to governance by Kehoe, Laura J., Lund, Jessie, Chalifour, Lia, Asadian, Yeganeh, Balke, Eric, Boyd, Sean, Carlson, Deborah, Casey, James M., Connors, Brendan, Cryer, Nicolai, Drever, Mark C., Hinch, Scott, Levings, Colin, MacDuffee, Misty, McGregor, Heidi, Richardson, John, Scott, David C., Stewart, Daniel, Vennesland, Ross G., Wilkinson, Chad E., Zevit, Pamela, Baum, Julia K., Martin, Tara G.

“…Throughout history, humans have settled in areas of high biodiversity. Today these areas are home to our biggest urban centers with biodiversity at increasing…”
Get full text

An Atlantic infaunal engineer is established in the Northeast Pacific: Clymenella torquata (Polychaeta: Maldanidae) on the British Columbia and Washington Coasts by Mach, Megan E., Levings, Colin D., McDonald, P. Sean, Chan, Kai M. A.

“…The Northwest Atlantic bamboo worm Clymenella torquata , believed to have been imported with commercial oyster culture, was last formally reported from the…”
Get full text

The U.S. Fish Commission Steamer Albatross in the Strait of Georgia and Queen Charlotte Strait, British Columbia, Canada in June 1903 by Levings, Colin

“…The iconic research vessel U.S. Fish Commission Steamer Albatross was a frequent visitor to the west coast of Canada as she transited the Canadian Inside…”
Get full text

Connecting to Edward Flanders Ricketts through Mentors and an Iconic Ship Sailing in the Gulf of Alaska by Levings, Colin

“…This essay describes my connections to Edward Flanders Ricketts, fostered because I sailed on the ionic Western Flyer, the ship that Steinbeck and Ricketts…”
Get full text

Associations Between Arthropods and the Supralittoral Ecotone: Dependence of Aquatic and Terrestrial Taxa on Riparian Vegetation by Romanuk, Tamara N, Levings, Colin D

“…We evaluated the family-level richness and abundance of aquatic and terrestrial arthropods in marine supralittoral habitats and related arthropod assemblages…”
Get full text

Assessing and protecting endangered marine species by Powles, Howard, Bradford, Michael J., Bradford, R. G., Doubleday, W. G., Innes, S., Levings, Colin D.

“…Documented extinctions of marine and anadromous species are rare, but extinction of species and extirpation of major populations have occurred – there are…”
Get full text

All the Boats on the Ocean: How Government Subsidies Led to Global Overfishing. By CarmelFinley. University of Chicago Press, Chicago. 2017. 211 pages. $45 (cloth and e‐book) by Levings, Colin D.

Get full text

Fishing gear effects and ecology of the sea whip (Halipteris willemoesi (Cnidaria: Octocorallia: Pennatulacea)) in British Columbia, Canada: preliminary observations by Troffe, Peter M., Levings, Colin D., Piercey, G. (Beth) E., Keong, Victor

“…1. We conducted a preliminary study of the effects of a shrimp beam trawl and prawn traps on sea whips (Halipteris willemoesi (Cnidaria: Octocorallia:…”
Get full text

Relationships between fish and supralittoral vegetation in nearshore marine habitats by Romanuk, Tamara N., Levings, Colin D.

“…1. This study was conducted to determine whether there were significant differences in the species richness and community composition of fish assemblages in…”
Get full text

Survivorship and growth of Fucus gardneri after transplant to an acid mine drainage-polluted area by Dale Marsden, A., DeWreede, Robert E., Levings, Colin D.

“…Acid mine drainage (AMD) from an abandoned copper mine at Britannia Beach, British Columbia, Canada, enters the marine environment through Britannia Creek. The…”
Get full text

Advancing an integrated understanding of land–ocean connections in shaping the marine ecosystems of coastal temperate rainforest ecoregions by Hunt, Brian P. V., Alin, Simone, Bidlack, Allison, Diefenderfer, Heida L., Jackson, Jennifer M., Kellogg, Colleen T. E., Kiffney, Peter, St. Pierre, Kyra A., Carmack, Eddy, Floyd, William C., Hood, Eran, Horner‐Devine, Alexander R., Levings, Colin, Vargas, Cristian A.

“…Abstract Land and ocean ecosystems are strongly connected and mutually interactive. As climate changes and other anthropogenic stressors intensify, the complex…”
Get full text

Introduction to the PICES practical workshop: objectives, overview of the study area, and projects conducted by the participants by Levings, Colin D, Stein, John E, Stehr, Carla M, Samis, Steve C

“…We coordinated a collaborative research project to investigate environmental conditions in Vancouver Harbour, British Columbia, Canada, between 23 May and 7…”
Get full text

Relationship between propagule pressure and colonization pressure in invasion ecology: a test with ships' ballast by Briski, Elizabeta, Bailey, Sarah A., Casas-Monroy, Oscar, DiBacco, Claudio, Kaczmarska, Irena, Levings, Colin, MacGillivary, Michael L., McKindsey, Christopher W., Nasmith, Leslie E., Parenteau, Marie, Piercey, Grace E., Rochon, André, Roy, Suzanne, Simard, Nathalie, Villac, Maria C., Weise, Andréa M., MacIsaac, Hugh J.

“…Increasing empirical evidence indicates the number of released individuals (i.e. propagule pressure) and number of released species (i.e. colonization…”
Get full text

Decomposition Rates of Purple Loosestrife (Lythrum salicaria) and Lyngbyei's Sedge (Carex lyngbyei) in the Fraser River Estuary by Grout, Jeff A., Levings, Colin D., Richardson, John S.

“…Using litter bag experiments in the Fraser River estuary in British Columbia, we tested for differences in the relative decomposition rates between leaves of…”
Get full text