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test endpoints

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Journal Article
Aquatic Ecosystem Health & Management (2004) 7 (1): 137–146.
Published: 01 January 2004
..., biomass and biovolume in all the algal populations tested at atrazine concentrations ≥ 12.5 μ g l −1 . Toxicity values (96 h EC 50 values) for the four species ranged from 11.87 to 146.71 μ g l −1 . Species sensitivity rankings varied with endpoint measured. Overall, Ankistrodesmus sp. was the most...
Journal Article
Aquatic Ecosystem Health & Management (2016) 19 (1): 64–73.
Published: 02 January 2016
... aquatic community was used to test the hypothesis of the negative effect of a single pulse of copper sulfate on plankton abundance, structure, richness and diversity endpoints. Microcosms (20 l volume) were established during 21 days of experimentation, using six replicates for controls and with two...
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Journal Article
Aquatic Ecosystem Health & Management (2003) 6 (4): 391–396.
Published: 01 December 2003
... volume. Concentrations of phenanthrene ranging from 6.6 to 600 mg kg 1 dry weight were tested using 10 replicates per concentra- tion and per endpoint. The same number of control and solvent control beakers were used in parallel. Test conditions (phenanthrene concentrations and type of sediment) had...
Journal Article
Aquatic Ecosystem Health & Management (1999) 2 (3): 281–288.
Published: 01 January 1999
... in which the sample size for each experiment was15. were recorded for morphological and behavioral abnormalities and the specific endpoints of regenera- tion were evaluated in regenerating individuals. 2.3. Chemicals The test chemicals were aluminum sulfate 100 . ~ - 90. 80- 2- 50 i 40_ 30 m lO --Legality...
Journal Article
Aquatic Ecosystem Health & Management (2004) 7 (3): 357–368.
Published: 01 July 2004
... study, substantial toxicity was observed using a wide variety of test endpoints. The most sensitive endpoints included the Microtox and Arbacia larval development tests that displayed nearly complete adverse responses. The other Superfund study endpoints (the Hyalella bulk sediment test...
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Journal Article
Aquatic Ecosystem Health & Management (1998) 1 (1): 63–74.
Published: 01 January 1998
...., 1989. Water quality characterization f the Grand Calumet River basin using the index of biotic integrity. Proc. Ind. Acad. Sci. 98,257-265. Simon, T.P., Lubin, A., LeCurieux, F., i990. Predictive abili- ties of Environmental Protection Agency subchronic toxicity test endpoints for complex effluents...
Journal Article
Aquatic Ecosystem Health & Management (2016) 19 (2): 150–160.
Published: 02 April 2016
... ). The comparison of toxicological responses at test sites to those from GL reference sites was not problematic as for the benthic invertebrate assessment because toxicity endpoints were only weakly correlated to sediment habitat characteristics (Reynoldson and Day, 1998 ). Similar to previous studies conducted...
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Includes: Supplementary data
Journal Article
Aquatic Ecosystem Health & Management (2011) 14 (4): 443–455.
Published: 01 October 2011
... response for only 8 of them (failing to do so for 2 water quality and 4 fish endpoints, Table 1 ). We also tested some endpoints (substrate variety, crayfish number, several zoobenthos endpoints) for which relevant literature was absent or equivocal, but found no significant responses to watershed...
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Journal Article
Aquatic Ecosystem Health & Management (2000) 3 (3): 387–396.
Published: 01 January 2000
... accurately sediment toxicity. Chronic sublethal laboratory responses need to be compared to field effects to verify that sublethal endpoints are predictive of field conditions. Note that -0.5 0 0.5 Axis 1 which test site differ from reference through the use of probability ellipses. the terms chronic...
Journal Article
Aquatic Ecosystem Health & Management (2005) 8 (3): 323–349.
Published: 01 July 2005
... ranges of Level II SQT quotients (i.e., mean PEC quotients, PEC-Qs). The incidence of toxicity was determined based on the results of 10 d toxicity tests with amphipods (endpoints: survival and growth) and 10 d toxicity tests with midges (endpoints: survival and growth). For both toxicity tests...
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Journal Article
Aquatic Ecosystem Health & Management (1999) 2 (4): 361–365.
Published: 01 January 1999
...Renato Baudo; Monica Beltrami; Daria Rossi Abstract This article reviews the methodological approaches currently used to assess the potential toxicity of aquatic sediments. In the past, the main use of in situ tests has been the field validation of results obtained by means of traditional methods...
Journal Article
Aquatic Ecosystem Health & Management (2018) 21 (3): 276–284.
Published: 03 July 2018
... endpoints: water clarity, water colour, water odour and the presence of debris at the site. To ensure consistency among sites, field crews were trained to match onsite conditions to pre-defined descriptors and photos. A water sample was collected in a 500 mL clear sample bottle to determine clarity (based...
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Includes: Supplementary data
Journal Article
Aquatic Ecosystem Health & Management (2007) 10 (1): 101–106.
Published: 01 March 2007
..., the duration of the exposure time of the test and the endpoints measured are described. Organism Sed-water (v:v) Duration Endpoints Ampelisca brevicornis 1:4 10 d Survival Ruditapes phillipinarum 1:4 48 h Rate burial, histopathology, survival Solea senegalensis 1:4 30 d...
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Journal Article
Aquatic Ecosystem Health & Management (2010) 13 (3): 335–341.
Published: 31 August 2010
... superoxide dismutase (SOD), lipid peroxidation (LPO) and heat shock protein 70(Hsp70). The LPO extent was expressed by malondialdehyde (MDA) in this paper. Logit Loglinear analysis was used to study the effect of exposure concentration and time on survival rate and percent hatched in embryo toxicity tests...
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Journal Article
Aquatic Ecosystem Health & Management (2007) 10 (1): 3–7.
Published: 01 March 2007
... impact on both human health and aquatic life. This approach applies assessment techniques using multiple-lines-of-evidence recommended by national experts ( Ingersoll et al., 1997 ) using sediment chemistry, tissue residue, and toxicity tests. This allows for the use of the most sensitive endpoint...
Journal Article
Aquatic Ecosystem Health & Management (2005) 8 (4): 441–450.
Published: 01 October 2005
... of the organisms and the growth or development rate of the organisms that are actively moulting. Chitobiase activity has also been used as an endpoint in evaluation of the impacts of steroid hormone mimics on the fiddler crab ( Uca pugilator ), a crustacean, under laboratory conditions ( Zou and Fingerman...
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Journal Article
Aquatic Ecosystem Health & Management (2005) 8 (4): 405–414.
Published: 01 October 2005
...., 1997 ; Meima and Comàns, 1999 ). In the last decade, single-species bioassays have been used to account for the biological impact of those materials ( Ferrari et al., 1999 ; Lapa et al., 2002 ). Tests usually used are standard acute bioassays carried out with the bacterium Vibrio fisheri , the alga...
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Journal Article
Aquatic Ecosystem Health & Management (1998) 1 (3-4): 323–332.
Published: 01 January 1998
... a cuerpos receptores provenientes de la industria textil , Mexico : Diario Oficial de la Federación (18 de Octubre de 1993) . Niederlehner , B.R. and Cairns , J. Jr . 1994 . Consistency and sensitivity of community level endpoints in microcosm tests . J. Aquat. Ecosyst. Health , 3...
Journal Article
Aquatic Ecosystem Health & Management (2017) 20 (3): 308–318.
Published: 03 July 2017
... Elutriate Test (DRET) is usually applied. This test which is outlined in Palermo et al. ( 2008 ) simulates the contaminant loadings as well as potential toxicity at the dredge head. It then requires modelling to estimate the potential impacts at a distance from the dredge head. The introduction of modelling...
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Journal Article
Aquatic Ecosystem Health & Management (2004) 7 (3): 407–413.
Published: 01 July 2004
... of effect, therefore, the purpose of this investigation was to determine whether responses in a new cell line, HepG2-EcR, correlated with biological effects in arthropods. Since Aroclor 1242 has been previously shown to inhibit molting, it was selected as a test compound. Details of the generation...
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