Search Results - "ELLISON, WILLIAM T."

Managing human activity and marine mammals: A biologically based, relativistic risk assessment framework by Southall, Brandon L., Tollit, Dominic, Amaral, Jennifer, Clark, Christopher W., Ellison, William T.

“…Presented here is a broadly applicable, transparent, repeatable analytical framework for assessing relative risk of anthropogenic disturbances on marine…”
Get full text

Changes in humpback whale song occurrence in response to an acoustic source 200 km away by Risch, Denise, Corkeron, Peter J, Ellison, William T, Parijs, Sofie M Van

“…The effect of underwater anthropogenic sound on marine mammals is of increasing concern. Here we show that humpback whale (Megaptera novaeangliae) song in the…”
Get full text

Formal comment to Gong et al.: Ecosystem scale acoustic sensing reveals humpback whale behavior synchronous with herring spawning processes and re-evaluation finds no effect of sonar on humpback song occurrence in the Gulf of Maine in fall 2006 by Risch, Denise, Corkeron, Peter J, Ellison, William T, Van Parijs, Sofie M

“…[...]the authors compare recorded “feeding cries” with data from Alaska [24] and state that these calls are evidence for cooperative feeding behavior…”
Get full text

Acoustic masking in marine ecosystems: intuitions, analysis, and implication by Clark, Christopher W., Ellison, William T., Southall, Brandon L., Hatch, Leila, Van Parijs, Sofie M., Frankel, Adam, Ponirakis, Dimitri

“…Acoustic masking from anthropogenic noise is increasingly being considered as a threat to marine mammals, particularly low-frequency specialists such as baleen…”
Get full text

Effects of mid-frequency active sonar on hearing in fish by HALVORSEN, Michele B, ZEDDIES, David G, ELLISON, William T, CHICOINE, David R, POPPER, Arthur N

“…Caged fish were exposed to sound from mid-frequency active (MFA) transducers in a 5 × 5 planar array which simulated MFA sounds at received sound pressure…”
Get full text

Effects of aquaculture production noise on hearing, growth, and disease resistance of rainbow trout Oncorhynchus mykiss by Wysocki, Lidia Eva, Davidson, John W., Smith, Michael E., Frankel, Adam S., Ellison, William T., Mazik, Patricia M., Popper, Arthur N., Bebak, Julie

“…Intensive aquaculture production often utilizes equipment (e.g., aerators, air and water pumps, harvesters, blowers, filtration systems, and maintenance…”
Get full text

Current Status of Development of Methods to Assess Effects of Cumulative or Aggregated Underwater Sounds on Marine Mammals by Fleishman, Erica, Streever, Bill, Angliss, Robyn, Clark, Christopher W, Ellison, William T, Frankel, Adam, Gedamke, Jason, Leu, Matthias, McKenna, Megan, Racca, Roberto, Simmons, Samantha, Suydam, Robert

“…There are no standards for assessment of the cumulative effects of underwater sound. Quantitative assessments typically consider a single source, whereas…”
Get more information

Stochastic Modeling of Behavioral Response to Anthropogenic Sounds by Frankel, Adam S, Ellison, William T, Vigness-Raposa, Kathleen J, Giard, Jennifer L, Southall, Brandon L

“…The effect of anthropogenic sounds on marine wildlife is typically assessed by convolving the spatial, temporal, and spectral properties of a modeled sound…”
Get more information

A common sense approach to source metrics by Ellison, William T, Frankel, Adam S

Get more information

Modeling the aggregated exposure and responses of bowhead whales Balaena mysticetus to multiple sources of anthropogenic underwater sound by Ellison, WT, Racca, R, Clark, CW, Streever, B, Frankel, AS, Fleishman, E, Angliss, R, Berger, J, Ketten, D, Guerra, M, Leu, M, McKenna, M, Sformo, T, Southall, B, Suydam, R, Thomas, L

“…Potential responses of marine mammals to anthropogenic underwater sound are usually assessed by researchers and regulators on the basis of exposure to a…”
Get full text

Civamide Cream 0.075% in Patients with Osteoarthritis of the Knee: A 12-Week Randomized Controlled Clinical Trial with a Longterm Extension by SCHNITZER, Thomas J, PELLETIER, Jean-Pierre, PHILLIPS, Scott B, BERNSTEIN, Joel E, HASELWOOD, Doug M, ELLISON, William T, ERVIN, John E, GORDON, Richard D, LISSE, Jeffrey R, TAD ARCHAMBAULT, W, SAMPSON, Allan R, FEZATTE, Heidi B

“…To evaluate the safety and efficacy of civamide cream 0.075% for the treatment of osteoarthritis (OA) of the knee. We conducted a 12-week, multicenter,…”
Get full text

Calibration and comparison of the acoustic location methods used during the spring migration of the bowhead whale, Balaena mysticetus, off Pt. Barrow, Alaska, 1984-1993 by Clark, C W, Ellison, W T

“…Between 1984 and 1993, visual and acoustic methods were combined to census the Bering-Chukchi-Beaufort bowhead whale, Balaena mysticetus, population. Passive…”
Get full text

Validating physics-based clutter from seafloor roughness and biologic scattering by Arvelo, Juan, Monjo, Charles, Newhall, Bruce, Frankel, Adam, Love, Richard, Ellison, William T.

“…Two physics-based clutter models were developed for comparison and to study the merits and limitations of both approaches. The stochastic approach [Newhall and…”
Get full text

Minimizing noise in fiberglass aquaculture tanks: Noise reduction potential of various retrofits by Davidson, John, Frankel, Adam S., Ellison, William T., Summerfelt, Steven, Popper, Arthur N., Mazik, Patricia, Bebak, Julie

“…Equipment used in intensive aquaculture systems, such as pumps and blowers can produce underwater sound levels and frequencies within the range of fish…”
Get full text

Corrigendum: Acoustic masking in marine ecosystems: intuitions, analysis, and implication by Clark, Christopher W., Ellison, William T., Southall, Brandon L., Hatch, Leila, Van Parijs, Sofie M., Frankel, Adam, Ponirakis, Dimitri

Get full text

Acoustic scene metrics for spatial planning by Vigness-Raposa, Kathleen J., Frankel, Adam S., Giard, Jennifer, Hunter, Kenneth T., Ellison, William T.

“…Potential effects of anthropogenic underwater sounds on marine mammals are usually assessed on the basis of exposure to one sound source. Recently published…”
Get full text

MARINE MAMMAL NOISE-EXPOSURE CRITERIA: INITIAL SCIENTIFIC RECOMMENDATIONS by SOUTHALL, BRANDON L., BOWLES, ANN E., ELLISON, WILLIAM T., FINNERAN, JAMES J., GENTRY, ROGER L., GREENE, CHARLES R., KASTAK, DAVID, KETTEN, DARLENE R., MILLER, JAMES H., NACHTIGALL, PAUL E., RICHARDSON, W. JOHN, THOMAS, JEANETTE A., TYACK, PETER L.

Get full text

Predicting acoustic impact: Considering individuals versus populations by Southall, Brandon L., Frankel, Adam S., Ellison, William T.

“…Predictive models to assess the potential impacts of anthropogenic activities are increasing being used to assess environmental impacts. The most accurate…”
Get full text

Observations on the Ice-Breaking and Ice Navigation Behavior of Migrating Bowhead Whales (Balaena mysticetus) near Point Barrow, Alaska, Spring 1985 by George, John C., Clark, Christopher, Carroll, Geoff M., Ellison, William T.

“…During a four-day period from 28 April to 1 May 1985, we observed bowhead whales breaking up through sea ice in order to breathe. Our observations were made…”
Get full text

Formal Comment to Gong et al.: Ecosystem Scale Acoustic Sensing Reveals Humpback Whale Behavior Synchronous with Herring Spawning Processes and Re-Evaluation Finds No Effect of Sonar on Humpback Song Occurrence in the Gulf of Maine in Fall 2006: e109225 by Risch, Denise, Corkeron, Peter J, Ellison, William T, Parijs, Sofie MVan

Get full text