{"id":"https://openalex.org/W3366977","doi":"https://doi.org/10.3133/sir20125243","title":"Identifying nutrient reference sites in nutrient-enriched regions-Using algal, invertebrate, and fish-community measures to identify stressor-breakpoint thresholds in Indiana rivers and streams, 2005-9","display_name":"Identifying nutrient reference sites in nutrient-enriched regions-Using algal, invertebrate, and fish-community measures to identify stressor-breakpoint thresholds in Indiana rivers and streams, 2005-9","publication_year":2013,"publication_date":"2013-01-01","ids":{"openalex":"https://openalex.org/W3366977","doi":"https://doi.org/10.3133/sir20125243","mag":"3366977"},"language":"en","primary_location":{"id":"doi:10.3133/sir20125243","doi":"https://doi.org/10.3133/sir20125243","is_oa":true,"landing_page_url":"https://doi.org/10.3133/sir20125243","pdf_url":"https://pubs.usgs.gov/sir/2012/5243/pdf/sir2012-5243_web.pdf","source":{"id":"https://openalex.org/S2764832999","display_name":"Scientific investigations report","issn_l":"2328-031X","issn":["2328-031X","2328-0328","2332-5607"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core","poland-20","russia-white-list-4"],"host_organization":"https://openalex.org/P4310319934","host_organization_name":"United States Geological Survey","host_organization_lineage":["https://openalex.org/P4310319934","https://openalex.org/P4310316088"],"host_organization_lineage_names":["United States Geological Survey","United States Department of the Interior"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Scientific Investigations Report","raw_type":"report-component"},"volume":null,"type":"report","indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"bronze","oa_url":"https://pubs.usgs.gov/sir/2012/5243/pdf/sir2012-5243_web.pdf","any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5035844338","display_name":"Brian J. Caskey","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I1286329397","display_name":"United States Geological Survey","ror":"https://ror.org/035a68863","country_code":"US","type":"government","lineage":["https://openalex.org/I1286329397","https://openalex.org/I1335927249"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Brian J. Caskey","raw_affiliation_strings":["USGS Indiana Water Science Center , Indianapolis , Ind","Department of Environmental Management, Office of Water Quality"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"USGS Indiana Water Science Center , Indianapolis , Ind","institution_ids":["https://openalex.org/I1286329397"]},{"raw_affiliation_string":"Department of Environmental Management, Office of Water Quality","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5079598780","display_name":"Aubrey R. Bunch","orcid":"https://orcid.org/0000-0002-2453-3624","observed_orcids":["https://orcid.org/0000-0002-2453-3624"]},"institutions":[{"id":"https://openalex.org/I1286329397","display_name":"United States Geological Survey","ror":"https://ror.org/035a68863","country_code":"US","type":"government","lineage":["https://openalex.org/I1286329397","https://openalex.org/I1335927249"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Aubrey R. Bunch","raw_affiliation_strings":["USGS Indiana Water Science Center , Indianapolis , Ind","Department of Environmental Management, Office of Water Quality"],"raw_orcid":"https://orcid.org/0000-0002-2453-3624","affiliations":[{"raw_affiliation_string":"USGS Indiana Water Science Center , Indianapolis , Ind","institution_ids":["https://openalex.org/I1286329397"]},{"raw_affiliation_string":"Department of Environmental Management, Office of Water Quality","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5069096033","display_name":"Megan E. Shoda","orcid":"https://orcid.org/0000-0002-5343-9717","observed_orcids":["https://orcid.org/0000-0002-5343-9717"]},"institutions":[{"id":"https://openalex.org/I1286329397","display_name":"United States Geological Survey","ror":"https://ror.org/035a68863","country_code":"US","type":"government","lineage":["https://openalex.org/I1286329397","https://openalex.org/I1335927249"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Megan E. Shoda","raw_affiliation_strings":["USGS Indiana Water Science Center , Indianapolis , Ind","Department of Environmental Management, Office of Water Quality"],"raw_orcid":"https://orcid.org/0000-0002-5343-9717","affiliations":[{"raw_affiliation_string":"USGS Indiana Water Science Center , Indianapolis , Ind","institution_ids":["https://openalex.org/I1286329397"]},{"raw_affiliation_string":"Department of Environmental Management, Office of Water Quality","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5025686201","display_name":"Jeffrey W. Frey","orcid":"https://orcid.org/0000-0002-3453-5009","observed_orcids":["https://orcid.org/0000-0002-3453-5009"]},"institutions":[{"id":"https://openalex.org/I1286329397","display_name":"United States Geological Survey","ror":"https://ror.org/035a68863","country_code":"US","type":"government","lineage":["https://openalex.org/I1286329397","https://openalex.org/I1335927249"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Jeffrey W. Frey","raw_affiliation_strings":["USGS Indiana Water Science Center , Indianapolis , Ind","Department of Environmental Management, Office of Water Quality"],"raw_orcid":"https://orcid.org/0000-0002-3453-5009","affiliations":[{"raw_affiliation_string":"USGS Indiana Water Science Center , Indianapolis , Ind","institution_ids":["https://openalex.org/I1286329397"]},{"raw_affiliation_string":"Department of Environmental Management, Office of Water Quality","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5109966406","display_name":"Shivi Selvaratnam","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I4405270042","display_name":"State of Indiana","ror":"https://ror.org/0008x3q34","country_code":"US","type":"government","lineage":["https://openalex.org/I4405270042"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Shivi Selvaratnam","raw_affiliation_strings":["Indiana Department of Environmental Management , Office of Water Quality , Indianapolis , Ind","Department of Environmental Management, Office of Water Quality"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Indiana Department of Environmental Management , Office of Water Quality , Indianapolis , Ind","institution_ids":["https://openalex.org/I4405270042"]},{"raw_affiliation_string":"Department of Environmental Management, Office of Water Quality","institution_ids":[]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5076780030","display_name":"Robert J. Miltner","orcid":"https://orcid.org/0000-0003-4960-1539","observed_orcids":["https://orcid.org/0000-0003-4960-1539"]},"institutions":[{"id":"https://openalex.org/I1302493489","display_name":"Ohio Environmental Protection Agency","ror":"https://ror.org/05xd9aq52","country_code":"US","type":"government","lineage":["https://openalex.org/I1302493489"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Robert J. Miltner","raw_affiliation_strings":["Ohio Environmental Protection Agency , Groveport , Ohio","Department of Environmental Management, Office of Water Quality"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Ohio Environmental Protection Agency , Groveport , Ohio","institution_ids":["https://openalex.org/I1302493489"]},{"raw_affiliation_string":"Department of Environmental Management, Office of Water Quality","institution_ids":[]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":true,"cited_by_count":1,"citation_normalized_percentile":null,"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":null,"last_page":null},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10669","display_name":"Freshwater macroinvertebrate diversity and ecology","score":0.9463000297546387,"subfield":{"id":"https://openalex.org/subfields/2303","display_name":"Ecology"},"field":{"id":"https://openalex.org/fields/23","display_name":"Environmental Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T10669","display_name":"Freshwater macroinvertebrate diversity and ecology","score":0.9463000297546387,"subfield":{"id":"https://openalex.org/subfields/2303","display_name":"Ecology"},"field":{"id":"https://openalex.org/fields/23","display_name":"Environmental Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11311","display_name":"Soil and Water Nutrient Dynamics","score":0.020999999716877937,"subfield":{"id":"https://openalex.org/subfields/2304","display_name":"Environmental Chemistry"},"field":{"id":"https://openalex.org/fields/23","display_name":"Environmental Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10236","display_name":"Aquatic Ecosystems and Phytoplankton Dynamics","score":0.01860000006854534,"subfield":{"id":"https://openalex.org/subfields/2304","display_name":"Environmental Chemistry"},"field":{"id":"https://openalex.org/fields/23","display_name":"Environmental Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/nutrient-enrichment","display_name":"nutrient enrichment","score":0.9240000247955322},{"id":"https://openalex.org/keywords/aquatic-invertebrate-communities","display_name":"aquatic invertebrate communities","score":0.7699999809265137},{"id":"https://openalex.org/keywords/fish-communities","display_name":"fish assemblages","score":0.8600000143051147},{"id":"https://openalex.org/keywords/total-nitrogen","display_name":"total nitrogen","score":0.9440000057220459},{"id":"https://openalex.org/keywords/total-phosphorus","display_name":"total phosphorus","score":1.0},{"id":"https://openalex.org/keywords/eutrophication","display_name":"eutrophication","score":0.7350000143051147},{"id":"https://openalex.org/keywords/trophic-state","display_name":"trophic state","score":0.6549999713897705},{"id":"https://openalex.org/keywords/recursive-partitioning","display_name":"recursive partitioning","score":0.781000018119812}],"concepts":[{"id":"https://openalex.org/C59167565","wikidata":"https://www.wikidata.org/wiki/Q1858004","display_name":"Periphyton","level":3,"score":0.9688973426818848},{"id":"https://openalex.org/C142796444","wikidata":"https://www.wikidata.org/wiki/Q181394","display_name":"Nutrient","level":2,"score":0.8030765652656555},{"id":"https://openalex.org/C13474642","wikidata":"https://www.wikidata.org/wiki/Q43806","display_name":"Invertebrate","level":2,"score":0.6180715560913086},{"id":"https://openalex.org/C510538283","wikidata":"https://www.wikidata.org/wiki/Q674","display_name":"Phosphorus","level":2,"score":0.547726571559906},{"id":"https://openalex.org/C81662871","wikidata":"https://www.wikidata.org/wiki/Q1130698","display_name":"Hydrobiology","level":3,"score":0.5156175494194031},{"id":"https://openalex.org/C42090638","wikidata":"https://www.wikidata.org/wiki/Q4048907","display_name":"STREAMS","level":2,"score":0.4932817816734314},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.4673130214214325},{"id":"https://openalex.org/C18903297","wikidata":"https://www.wikidata.org/wiki/Q7150","display_name":"Ecology","level":1,"score":0.44963759183883667},{"id":"https://openalex.org/C140793950","wikidata":"https://www.wikidata.org/wiki/Q168091","display_name":"Animal science","level":1,"score":0.4407985806465149},{"id":"https://openalex.org/C559758991","wikidata":"https://www.wikidata.org/wiki/Q37868","display_name":"Algae","level":2,"score":0.42540380358695984},{"id":"https://openalex.org/C185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","level":0,"score":0.21456879377365112},{"id":"https://openalex.org/C2991714712","wikidata":"https://www.wikidata.org/wiki/Q3289906","display_name":"Aquatic environment","level":2,"score":0.11578908562660217},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.0},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.0},{"id":"https://openalex.org/C178790620","wikidata":"https://www.wikidata.org/wiki/Q11351","display_name":"Organic chemistry","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.3133/sir20125243","doi":"https://doi.org/10.3133/sir20125243","is_oa":true,"landing_page_url":"https://doi.org/10.3133/sir20125243","pdf_url":"https://pubs.usgs.gov/sir/2012/5243/pdf/sir2012-5243_web.pdf","source":{"id":"https://openalex.org/S2764832999","display_name":"Scientific investigations report","issn_l":"2328-031X","issn":["2328-031X","2328-0328","2332-5607"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core","poland-20","russia-white-list-4"],"host_organization":"https://openalex.org/P4310319934","host_organization_name":"United States Geological Survey","host_organization_lineage":["https://openalex.org/P4310319934","https://openalex.org/P4310316088"],"host_organization_lineage_names":["United States Geological Survey","United States Department of the Interior"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Scientific Investigations Report","raw_type":"report-component"}],"best_oa_location":{"id":"doi:10.3133/sir20125243","doi":"https://doi.org/10.3133/sir20125243","is_oa":true,"landing_page_url":"https://doi.org/10.3133/sir20125243","pdf_url":"https://pubs.usgs.gov/sir/2012/5243/pdf/sir2012-5243_web.pdf","source":{"id":"https://openalex.org/S2764832999","display_name":"Scientific investigations report","issn_l":"2328-031X","issn":["2328-031X","2328-0328","2332-5607"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core","poland-20","russia-white-list-4"],"host_organization":"https://openalex.org/P4310319934","host_organization_name":"United States Geological Survey","host_organization_lineage":["https://openalex.org/P4310319934","https://openalex.org/P4310316088"],"host_organization_lineage_names":["United States Geological Survey","United States Department of the Interior"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Scientific Investigations Report","raw_type":"report-component"},"sustainable_development_goals":[{"display_name":"Clean water and sanitation","id":"https://metadata.un.org/sdg/6","score":0.965499997138977}],"study_designs":[],"awards":[],"funders":[{"id":"https://openalex.org/F4320332183","display_name":"U.S. Geological Survey","ror":"https://ror.org/035a68863"}],"has_content":{"pdf":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W3366977.pdf","grobid_xml":"https://content.openalex.org/works/W3366977.grobid-xml"},"referenced_works_count":41,"referenced_works":["https://openalex.org/W12294379","https://openalex.org/W115472308","https://openalex.org/W1503087698","https://openalex.org/W1510197328","https://openalex.org/W1515527818","https://openalex.org/W1526061137","https://openalex.org/W1538337314","https://openalex.org/W1554169985","https://openalex.org/W1562132435","https://openalex.org/W1577541066","https://openalex.org/W1582509600","https://openalex.org/W1588969760","https://openalex.org/W1594031697","https://openalex.org/W1596246417","https://openalex.org/W2006479644","https://openalex.org/W2011782540","https://openalex.org/W2028320126","https://openalex.org/W2041081304","https://openalex.org/W2044403266","https://openalex.org/W2049134903","https://openalex.org/W2075845155","https://openalex.org/W2089071227","https://openalex.org/W2099053943","https://openalex.org/W2101744699","https://openalex.org/W2116544104","https://openalex.org/W2120749088","https://openalex.org/W2130759843","https://openalex.org/W2152266956","https://openalex.org/W2155901692","https://openalex.org/W2158743182","https://openalex.org/W2159405393","https://openalex.org/W2164519740","https://openalex.org/W2167239677","https://openalex.org/W2167357972","https://openalex.org/W2169043137","https://openalex.org/W2169427536","https://openalex.org/W2318935314","https://openalex.org/W2479244083","https://openalex.org/W2986165858","https://openalex.org/W3069344796","https://openalex.org/W3085162807"],"related_works":["https://openalex.org/W1554169985","https://openalex.org/W1503087698","https://openalex.org/W2126205444","https://openalex.org/W2100681049","https://openalex.org/W1974905988","https://openalex.org/W1974956405","https://openalex.org/W2911441333","https://openalex.org/W6872828","https://openalex.org/W1483506212","https://openalex.org/W2166332317"],"abstract_inverted_index":{"Excess":[0],"nutrients":[1,110],"in":[2,9,64,107,217,227],"aquatic":[3],"ecosystems":[4],"can":[5],"lead":[6],"to":[7,51,109,127,143,155,169,180,192,263],"shifts":[8],"species":[10],"composition,":[11],"reduced":[12],"dissolved":[13],"oxygen":[14],"concentrations,":[15],"fish":[16,94,210],"kills,":[17],"and":[18,29,44,55,76,87,90,93,149,186,203,209,232,247],"toxic":[19],"algal":[20,249],"blooms.In":[21],"this":[22,48],"study,":[23],"nutrients,":[24],"periphyton":[25,88,112,150,187],"chlorophyll":[26],"a":[27,67,242,269],"(CHLa),":[28],"invertebrate-and":[30,103],"fishcommunity":[31],"data":[32],"collected":[33],"during":[34],"2005-9":[35,234],"were":[36],"analyzed":[37],"from":[38,125,141,153,167,178,190],"318":[39],"sites":[40],"on":[41,207],"Indiana":[42,65,230],"rivers":[43],"streams.The":[45],"objective":[46],"of":[47,62,69,244,255,259,268],"study":[49,251],"was":[50],"determine":[52],"which":[53,102,212],"invertebrate":[54,208],"fish-taxa":[56],"attributes":[57],"best":[58],"reflect":[59],"the":[60,81,99,117,161,214,253,265],"conditions":[61],"streams":[63],"along":[66],"gradient":[68],"nutrient":[70,239,245],"concentrations":[71,123,139,165,176,240],"by":[72],"(1)":[73],"determining":[74,98],"statistically":[75,200],"ecologically":[77],"significant":[78,201],"relations":[79],"among":[80],"stressor":[82],"(total":[83],"nitrogen,":[84],"total":[85,120,136],"phosphorus,":[86],"CHLa)":[89],"response":[91,108,216],"(invertebrate":[92,222],"community)":[95],"variables;":[96],"and(2)":[97],"levels":[100],"at":[101,116],"fish-community":[104],"measures":[105],"change":[106],"or":[111],"CHLa.For":[113],"water":[114],"samples":[115],"headwater":[118],"sites,":[119,163],"nitrogen":[121],"(TN)":[122],"ranged":[124,140,152,166,177,189],"0.343":[126],"21.6":[128],"milligrams":[129],"per":[130],"liter":[131],"(mg/L)":[132],"(median":[133,146,158,172,183,195],"2.12":[134],"mg/L),":[135,148,174,185],"phosphorus":[137],"(TP)":[138],"0.050":[142,179],"1.44":[144],"mg/L":[145,157,171,182,194],"0.093":[147],"CHLa":[151,188],"0.947":[154],"629":[156],"69.7":[159],"mg/L).At":[160],"wadable":[162],"TN":[164],"0.340":[168],"10.0":[170],"2.31":[173],"TP":[175],"1.24":[181],"0.110":[184],"0.383":[191],"719":[193],"44.7":[196],"mg/L).Recursive":[197],"partitioning":[198],"identified":[199],"low":[202,238],"high":[204],"breakpoint":[205],"thresholds":[206],"measures,":[211],"demonstrated":[213],"ecological":[215],"enriched":[218],"conditions.The":[219],"combined":[220],"community":[221],"Identifying":[223],"Nutrient":[224],"Reference":[225],"Sites":[226],"Nutrient-Enriched":[228],"Regions:":[229],"Rivers":[231],"Streams,":[233],"group":[235],"indicates":[236],"that":[237],"are":[241],"result":[243],"uptake":[246],"increased":[248],"growth.This":[250],"highlights":[252],"importance":[254],"assessing":[256],"multiple":[257],"lines":[258],"evidence":[260],"when":[261],"attempting":[262],"identify":[264],"trophic":[266],"condition":[267],"site.":[270]},"counts_by_year":[{"year":2022,"cited_by_count":1}],"updated_date":"2026-10-12T09:40:04.860316","created_date":"2016-06-24T00:00:00"}
