Search Results - "Ananda Ranasinghe, J."

Assessing coastal benthic macrofauna community condition using best professional judgement – Developing consensus across North America and Europe by Teixeira, Heliana, Borja, Ángel, Weisberg, Stephen B., Ananda Ranasinghe, J., Cadien, Donald B., Dauer, Daniel M., Dauvin, Jean-Claude, Degraer, Steven, Diaz, Robert J., Grémare, Antoine, Karakassis, Ioannis, Llansó, Roberto J., Lovell, Lawrence L., Marques, João C., Montagne, David E., Occhipinti-Ambrogi, Anna, Rosenberg, Rutger, Sardá, Rafael, Schaffner, Linda C., Velarde, Ronald G.

“…Benthic indices are typically developed independently by habitat, making their incorporation into large geographic scale assessments potentially problematic…”
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Performance of two Southern California benthic community condition indices using species abundance and presence-only data: relevance to DNA barcoding by Ranasinghe, J Ananda, Stein, Eric D, Miller, Peter E, Weisberg, Stephen B

“…DNA barcoding, as it is currently employed, enhances use of marine benthic macrofauna as environmental condition indicators by improving the speed and accuracy…”
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Benthic macrofaunal assemblages of the San Francisco Estuary and Delta, USA by Thompson, Bruce, Ranasinghe, J. Ananda, Lowe, Sarah, Melwani, Aroon, Weisberg, Stephen B.

“…The spatial and temporal distribution of macrobenthic assemblages in the San Francisco Estuary and Sacramento–San Joaquin River Delta were identified using…”
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Calibration and evaluation of five indicators of benthic community condition in two California bay and estuary habitats by Ranasinghe, J. Ananda, Weisberg, Stephen B., Smith, Robert W., Montagne, David E., Thompson, Bruce, Oakden, James M., Huff, David D., Cadien, Donald B., Velarde, Ronald G., Ritter, Kerry J.

“…Many types of indices have been developed to assess benthic invertebrate community condition, but there have been few studies evaluating the relative…”
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Relationships between Benthic Community Condition, Water Quality, Sediment Quality, Nutrient Loads, and Land Use Patterns in Chesapeake Bay by Dauer, Daniel M., Weisberg, Stephen B., Ranasinghe, J. Ananda

“…Associations between macrobenthic communities, measures of water column and sediment exposure, and measures of anthropogenic activities throughout the…”
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Benthic macrofaunal community condition in the Southern California Bight, 1994–2003 by Ranasinghe, J. Ananda, Schiff, Kenneth C., Montagne, David E., Mikel, Tim K., Cadien, Donald B., Velarde, Ronald G., Brantley, Cheryl A.

“…To assess benthic macrofaunal community condition in Southern California, 838 sites were sampled using spatially random designs in 1994, 1998, or 2003. Benthic…”
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Impacts of pesticides in a Central California estuary by Anderson, Brian, Phillips, Bryn, Hunt, John, Siegler, Katie, Voorhees, Jennifer, Smalling, Kelly, Kuivila, Kathy, Hamilton, Mary, Ranasinghe, J. Ananda, Tjeerdema, Ron

“…Recent and past studies have documented the prevalence of pyrethroid and organophosphate pesticides in urban and agricultural watersheds in California. While…”
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Effect of ecological group classification schemes on performance of the AMBI benthic index in US coastal waters by Gillett, David J., Weisberg, Stephan B., Grayson, Treda, Hamilton, Anna, Hansen, Virginia, Leppo, Erik W., Pelletier, Marguerite C., Borja, Angel, Cadien, Donald, Dauer, Daniel, Diaz, Robert, Dutch, Margaret, Hyland, Jeffrey L., Kellogg, Michael, Larsen, Peter F., Levinton, Jeffrey S., Llansó, Roberto, Lovell, Lawrence L., Montagna, Paul A., Pasko, Dean, Phillips, Charles A., Rakocinski, Chet, Ranasinghe, J. Ananda, Sanger, Denise M., Teixeira, Heliana, Dolah, Robert F. Van, Velarde, Ronald G., Welch, Kathy I.

“…The AZTI Marine Biotic Index (AMBI) requires less geographically-specific calibration than other benthic indices, but has not performed as well in US coastal…”
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Effect of sample area and sieve size on benthic macrofaunal community condition assessments in California enclosed bays and estuaries by Hammerstrom, Kamille K, Ranasinghe, J Ananda, Weisberg, Stephen B, Oliver, John S, Fairey, W. Russell, Slattery, Peter N, Oakden, James M

“…Benthic macrofauna are used extensively for environmental assessment, but the area sampled and sieve sizes used to capture animals often differ among studies…”
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Habitat-related benthic macrofaunal assemblages of bays and estuaries of the western United States by Ranasinghe, J Ananda, Welch, Kathy I, Slattery, Peter N, Montagne, David E, Huff, David D, Lee II, Henry, Hyland, Jeffrey L, Thompson, Bruce, Weisberg, Stephen B, Oakden, James M, Cadien, Donald B, Velarde, Ronald G

“…Data from 7 coastwide and regional benthic surveys were combined and used to assess the number and distribution of estuarine benthic macrofaunal assemblages of…”
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An Estuarine Benthic Index of Biotic Integrity (B-IBI) for Chesapeake Bay by Weisberg, Stephen B., Ranasinghe, J. Ananda, Dauer, Daniel M., Schaffner, Linda C., Diaz, Robert J., Frithsen, Jeffrey B.

“…A multimetric benthic index of biotic integrity (B-IBI) was developed using data from five Chesapeake Bay sampling programs conducted between 1972 and 1991…”
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prevalence of non-indigenous species in southern California embayments and their effects on benthic macroinvertebrate communities by Ranasinghe, J.A, Mikel, T.K, Velarde, R.G, Weisberg, S.B, Montagne, D.E, Cadien, D.B, Dalkey, A

“…The prevalence of non-indigenous species (NIS) in southern California embayments was assessed from 123 Van Veen grab samples collected in nine bays and harbors…”
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Relationship between depth, sediment, latitude, and the structure of benthic infaunal assemblages on the mainland shelf of southern California by BERGEN, Mary, WEISBERG, Stephen B, SMITH, Robert W, CADIEN, Donald B, DALKEY, Ann, MONTAGNE, David E, STULL, Janet K, VELARDE, Donald G, ANANDA RANASINGHE, J

“…A regional benthic survey was conducted in 1994, and the data were used to assess the relationship among three habitat factors (depth, sediment grain size, and…”
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Variability in the identification and enumeration of marine benthic invertebrate samples and its effect on benthic assessment measures by RANASINGHE, J. Ananda, MONTAGNE, David E, WEISBERG, Stephen B, BERGEN, Mary, VELARDE, Ronald G

“…Studies designed to measure anthropogenic impacts on marine benthic communities depend on the ability of taxonomists to consistently discriminate, identify,…”
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Application of two indices of benthic community condition in Chesapeake Bay by Ananda Ranasinghe, J., Frithsen, Jeffrey B., Kutz, Frederick W., Paul, John F., Russell, David E., Batiuk, Richard A., Hyland, Jeffrey L., Scott, John, Dauer, Daniel M.

“…The Chesapeake Bay Benthic Index of Biotic Integrity (B‐IBI) and the Environmental Monitoring and Assessment Program's Virginian Province Benthic Index…”
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Effects of Low Dissolved Oxygen Events on the Macrobenthos of the Lower Chesapeake Bay by Dauer, Daniel M., Rodi, Anthony J., Ranasinghe, J. Ananda

“…The effects of low dissolved oxygen or hypoxia ($<2\ {\rm mg}\ {\rm l}^{-1}$) on macrobenthic infaunal community structure and composition in the lower…”
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Calibration and validation of the AZTI's Marine Biotic Index (AMBI) for Southern California marine bays by Teixeira, Heliana, Weisberg, Stephen B., Borja, Angel, Ranasinghe, J. Ananda, Cadien, Donald B., Velarde, Ronald G., Lovell, Lawrence L., Pasko, Dean, Phillips, Charles A., Montagne, David E., Ritter, Kerry J., Salas, Fuensanta, Marques, João C.

“…► AMBI was validated for Southern California's marine bays with 80% success. ► Using local expertise for species ecological classification enhanced…”
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The level of agreement among experts applying best professional judgment to assess the condition of benthic infaunal communities by Weisberg, Stephen B., Thompson, Bruce, Ranasinghe, J. Ananda, Montagne, David E., Cadien, Donald B., Dauer, Daniel M., Diener, Douglas, Oliver, John, Reish, Donald J., Velarde, Ronald G., Word, Jack Q.

“…Benthic infaunal communities are frequently used to assess aquatic environmental condition, but interpretation of benthic data is often subjective and based on…”
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Low levels of agreement among experts using best professional judgment to assess benthic condition in the San Francisco Estuary and Delta by Thompson, Bruce, Weisberg, Stephen B., Melwani, Aroon, Lowe, Sarah, Ranasinghe, J. Ananda, Cadien, Donald B., Dauer, Daniel M., Diaz, Robert J., Fields, Wayne, Kellogg, Michael, Montagne, David E., Ode, Peter R., Reish, Donald J., Slattery, Peter N.

“…► Benthic species abundance data from 20 sites in each habitat were provided to 7 tidal freshwater, and 8 mesohaline, experts who ranked the samples from best…”
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Habitat-related benthic macrofaunal assemblages of bays and estuaries of the western United States by Ranasinghe, J Ananda, Welch, Kathy I, Slattery, Peter N, Montagne, David E, Huff, David D, Lee II, Henry, Hyland, Jeffrey L, Thompson, Bruce, Weisberg, Stephen B, Oakden, James M, Cadien, Donald B, Velarde, Ronald G

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