{"id":"https://openalex.org/W2965049157","doi":null,"title":"Mapping cetacean distribution in the Western Cape to explore potential range shifts in light of climate change","display_name":"Mapping cetacean distribution in the Western Cape to explore potential range shifts in light of climate change","publication_year":2018,"publication_date":"2018-01-01","ids":{"openalex":"https://openalex.org/W2965049157","mag":"2965049157"},"language":"en","primary_location":{"id":"pmh:oai:repository.up.ac.za:2263/70622","doi":null,"is_oa":false,"landing_page_url":"http://hdl.handle.net/2263/70622","pdf_url":null,"source":{"id":"https://openalex.org/S4306401870","display_name":"UpSpace Institutional Repository (University of Pretoria)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I69552723","host_organization_name":"University of Pretoria","host_organization_lineage":["https://openalex.org/I69552723"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"Dissertation"},"volume":null,"type":"dissertation","is_traditional":true,"indexed_in":[],"open_access":{"is_oa":false,"oa_status":"closed","oa_url":null,"any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5073311806","display_name":"Monique Laubscher","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":true,"raw_author_name":"Monique Laubscher","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]}],"institutions":[],"countries_distinct_count":0,"institutions_distinct_count":0,"corresponding_author_ids":["https://openalex.org/A5073311806"],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":false,"cited_by_count":0,"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/T10659","display_name":"Marine animal studies overview","score":1.0,"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/T10659","display_name":"Marine animal studies overview","score":1.0,"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/T10230","display_name":"Marine and fisheries research","score":9.999999747378752e-05,"subfield":{"id":"https://openalex.org/subfields/1104","display_name":"Aquatic Science"},"field":{"id":"https://openalex.org/fields/11","display_name":"Agricultural and Biological Sciences"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}},{"id":"https://openalex.org/T10895","display_name":"Species Distribution and Climate Change","score":0.0,"subfield":{"id":"https://openalex.org/subfields/2302","display_name":"Ecological Modeling"},"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/cetacean-distribution","display_name":"cetacean distribution","score":0.9319999814033508},{"id":"https://openalex.org/keywords/range-shifts","display_name":"range shifts","score":0.9549999833106995},{"id":"https://openalex.org/keywords/climate-change","display_name":"climate change","score":0.9440000057220459},{"id":"https://openalex.org/keywords/southern-benguela","display_name":"Southern Benguela","score":0.49300000071525574},{"id":"https://openalex.org/keywords/agulhas-current","display_name":"Agulhas Current","score":0.878000020980835},{"id":"https://openalex.org/keywords/sea-surface-temperature","display_name":"sea surface temperature","score":0.7260000109672546},{"id":"https://openalex.org/keywords/dusky-dolphin","display_name":"dusky dolphin","score":0.9620000123977661},{"id":"https://openalex.org/keywords/humpback-dolphin","display_name":"humpback dolphin","score":0.9950000047683716},{"id":"https://openalex.org/keywords/delphinus-delphis","display_name":"Delphinus delphis","score":0.9919999837875366},{"id":"https://openalex.org/keywords/southern-right-whale","display_name":"southern right whale","score":0.9440000057220459},{"id":"https://openalex.org/keywords/humpback-whale","display_name":"humpback whale","score":0.9649999737739563},{"id":"https://openalex.org/keywords/bryde-s-whale","display_name":"Bryde's whale","score":0.9860000014305115},{"id":"https://openalex.org/keywords/southern-elephant-seal","display_name":"Mirounga leonina","score":0.3610000014305115},{"id":"https://openalex.org/keywords/prey-availability","display_name":"prey availability","score":0.42500001192092896}],"concepts":[{"id":"https://openalex.org/C132651083","wikidata":"https://www.wikidata.org/wiki/Q7942","display_name":"Climate change","level":2,"score":0.6984941959381104},{"id":"https://openalex.org/C204323151","wikidata":"https://www.wikidata.org/wiki/Q905424","display_name":"Range (aeronautics)","level":2,"score":0.6086576581001282},{"id":"https://openalex.org/C205649164","wikidata":"https://www.wikidata.org/wiki/Q1071","display_name":"Geography","level":0,"score":0.5775858759880066},{"id":"https://openalex.org/C110121322","wikidata":"https://www.wikidata.org/wiki/Q865811","display_name":"Distribution (mathematics)","level":2,"score":0.5741909742355347},{"id":"https://openalex.org/C49204034","wikidata":"https://www.wikidata.org/wiki/Q52139","display_name":"Climatology","level":1,"score":0.4939172863960266},{"id":"https://openalex.org/C100970517","wikidata":"https://www.wikidata.org/wiki/Q52107","display_name":"Physical geography","level":1,"score":0.4223559498786926},{"id":"https://openalex.org/C111368507","wikidata":"https://www.wikidata.org/wiki/Q43518","display_name":"Oceanography","level":1,"score":0.41798123717308044},{"id":"https://openalex.org/C2777628658","wikidata":"https://www.wikidata.org/wiki/Q1034198","display_name":"Cape","level":2,"score":0.41596582531929016},{"id":"https://openalex.org/C58640448","wikidata":"https://www.wikidata.org/wiki/Q42515","display_name":"Cartography","level":1,"score":0.37279170751571655},{"id":"https://openalex.org/C39432304","wikidata":"https://www.wikidata.org/wiki/Q188847","display_name":"Environmental science","level":0,"score":0.3438560366630554},{"id":"https://openalex.org/C127313418","wikidata":"https://www.wikidata.org/wiki/Q1069","display_name":"Geology","level":0,"score":0.26077884435653687},{"id":"https://openalex.org/C166957645","wikidata":"https://www.wikidata.org/wiki/Q23498","display_name":"Archaeology","level":1,"score":0.12541499733924866},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.11855638027191162},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.1051250696182251},{"id":"https://openalex.org/C146978453","wikidata":"https://www.wikidata.org/wiki/Q3798668","display_name":"Aerospace engineering","level":1,"score":0.0},{"id":"https://openalex.org/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","level":1,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"pmh:oai:repository.up.ac.za:2263/70622","doi":null,"is_oa":false,"landing_page_url":"http://hdl.handle.net/2263/70622","pdf_url":null,"source":{"id":"https://openalex.org/S4306401870","display_name":"UpSpace Institutional Repository (University of Pretoria)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I69552723","host_organization_name":"University of Pretoria","host_organization_lineage":["https://openalex.org/I69552723"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"Dissertation"},{"id":"mag:2965049157","doi":null,"is_oa":false,"landing_page_url":"https://repository.up.ac.za/handle/2263/70622","pdf_url":null,"source":null,"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":null}],"best_oa_location":null,"sustainable_development_goals":[{"score":1.0,"display_name":"Life below water","id":"https://metadata.un.org/sdg/14"}],"study_designs":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":159,"referenced_works":["https://openalex.org/W72160011","https://openalex.org/W115512430","https://openalex.org/W125474093","https://openalex.org/W240305666","https://openalex.org/W565618124","https://openalex.org/W649861214","https://openalex.org/W1528905581","https://openalex.org/W1533203703","https://openalex.org/W1541774929","https://openalex.org/W1710732412","https://openalex.org/W1831166573","https://openalex.org/W1838542636","https://openalex.org/W1862579155","https://openalex.org/W1965133975","https://openalex.org/W1965687091","https://openalex.org/W1968241863","https://openalex.org/W1968466770","https://openalex.org/W1970628226","https://openalex.org/W1970677821","https://openalex.org/W1974021145","https://openalex.org/W1980072547","https://openalex.org/W1982237098","https://openalex.org/W1983510629","https://openalex.org/W1985414380","https://openalex.org/W1986643700","https://openalex.org/W1991146308","https://openalex.org/W1991328095","https://openalex.org/W1995387508","https://openalex.org/W1996888149","https://openalex.org/W2001092428","https://openalex.org/W2001706064","https://openalex.org/W2002758482","https://openalex.org/W2003393420","https://openalex.org/W2005403233","https://openalex.org/W2008400203","https://openalex.org/W2008654319","https://openalex.org/W2009644212","https://openalex.org/W2011258556","https://openalex.org/W2013412548","https://openalex.org/W2015473498","https://openalex.org/W2016234951","https://openalex.org/W2017989361","https://openalex.org/W2022094797","https://openalex.org/W2024616448","https://openalex.org/W2024910142","https://openalex.org/W2028472174","https://openalex.org/W2035068531","https://openalex.org/W2036290465","https://openalex.org/W2036539988","https://openalex.org/W2038160922","https://openalex.org/W2038393238","https://openalex.org/W2038725884","https://openalex.org/W2039345429","https://openalex.org/W2045175339","https://openalex.org/W2053022429","https://openalex.org/W2056868695","https://openalex.org/W2058643969","https://openalex.org/W2062824539","https://openalex.org/W2063429016","https://openalex.org/W2066678696","https://openalex.org/W2068211709","https://openalex.org/W2068258836","https://openalex.org/W2069072750","https://openalex.org/W2070503511","https://openalex.org/W2070916681","https://openalex.org/W2071203097","https://openalex.org/W2072364936","https://openalex.org/W2072381293","https://openalex.org/W2075199285","https://openalex.org/W2075525255","https://openalex.org/W2075616708","https://openalex.org/W2077822176","https://openalex.org/W2081161046","https://openalex.org/W2081984485","https://openalex.org/W2082199069","https://openalex.org/W2084341220","https://openalex.org/W2087015746","https://openalex.org/W2088626174","https://openalex.org/W2091924193","https://openalex.org/W2092126097","https://openalex.org/W2092481940","https://openalex.org/W2094593194","https://openalex.org/W2097601813","https://openalex.org/W2098330376","https://openalex.org/W2098584985","https://openalex.org/W2098827790","https://openalex.org/W2103679823","https://openalex.org/W2107325843","https://openalex.org/W2107529353","https://openalex.org/W2108207007","https://openalex.org/W2109113184","https://openalex.org/W2109200602","https://openalex.org/W2109821723","https://openalex.org/W2111796869","https://openalex.org/W2112315008","https://openalex.org/W2113375225","https://openalex.org/W2115597468","https://openalex.org/W2118072459","https://openalex.org/W2118254415","https://openalex.org/W2120160157","https://openalex.org/W2122159287","https://openalex.org/W2122640782","https://openalex.org/W2123333387","https://openalex.org/W2123337039","https://openalex.org/W2123345150","https://openalex.org/W2123920115","https://openalex.org/W2125343873","https://openalex.org/W2127475423","https://openalex.org/W2127695985","https://openalex.org/W2129913788","https://openalex.org/W2132055703","https://openalex.org/W2133319177","https://openalex.org/W2135695572","https://openalex.org/W2139086914","https://openalex.org/W2140513780","https://openalex.org/W2142733079","https://openalex.org/W2143071893","https://openalex.org/W2145255816","https://openalex.org/W2147478588","https://openalex.org/W2148122301","https://openalex.org/W2149507322","https://openalex.org/W2149914006","https://openalex.org/W2152707131","https://openalex.org/W2154160829","https://openalex.org/W2155878556","https://openalex.org/W2157476428","https://openalex.org/W2158040254","https://openalex.org/W2161890892","https://openalex.org/W2162467623","https://openalex.org/W2163867647","https://openalex.org/W2163996656","https://openalex.org/W2165848748","https://openalex.org/W2168873426","https://openalex.org/W2168909889","https://openalex.org/W2169947621","https://openalex.org/W2171562106","https://openalex.org/W2171703059","https://openalex.org/W2172297402","https://openalex.org/W2173015916","https://openalex.org/W2175070469","https://openalex.org/W2175509290","https://openalex.org/W2192363969","https://openalex.org/W2230103974","https://openalex.org/W2327578526","https://openalex.org/W2328615953","https://openalex.org/W2330178881","https://openalex.org/W2334299597","https://openalex.org/W2344418736","https://openalex.org/W2489608226","https://openalex.org/W2522761461","https://openalex.org/W2571063098","https://openalex.org/W2588725979","https://openalex.org/W2594273438","https://openalex.org/W2617724842","https://openalex.org/W2734438413","https://openalex.org/W2768585008","https://openalex.org/W2804116104","https://openalex.org/W2911964244","https://openalex.org/W4243871771"],"related_works":["https://openalex.org/W2966181136","https://openalex.org/W2036539988","https://openalex.org/W7028086941","https://openalex.org/W2498832613","https://openalex.org/W240305666","https://openalex.org/W7133348338","https://openalex.org/W3088519495","https://openalex.org/W2991332832","https://openalex.org/W2804116104","https://openalex.org/W2095779490"],"abstract_inverted_index":{"The":[0,22,50,107,205,443],"southern":[1,104,207,250,383],"tip":[2,91,168,251],"of":[3,14,29,36,38,52,63,92,97,122,169,193,201,210,224,246,252,258,298,320,328,360,436,449,457,507,517,524],"South":[4,93],"Africa":[5],"is":[6,16,311,353],"characterised":[7],"by":[8,255,314,357,366,491],"two":[9],"major":[10],"current":[11,77,81],"systems,":[12],"each":[13],"which":[15,69,116,510,545],"associated":[17],"with":[18,150,266,336],"its":[19,440],"own":[20],"species.":[21,204],"southwest":[23],"coastal":[24,397],"waters":[25,108,154,261,398],"represent":[26],"the":[27,30,39,48,53,59,86,89,98,103,110,119,123,127,131,153,160,166,199,221,225,249,253,259,292,305,318,325,347,358,400,404,426,433,455,463,471,503,514,536,541],"limit":[28,75],"local":[31],"or":[32],"global":[33],"distribution":[34,62,78,351,421,456,504],"ranges":[35],"four":[37],"eight":[40,203],"cetacean":[41],"species":[42,65,438,531],"that":[43],"most":[44,354,472],"frequently":[45,278],"occur":[46],"in":[47,102,144,152,188,198,263,268,280,291,324,373,395,413,416,511,520,535,551],"area.":[49,349],"goal":[51],"present":[54,262],"study":[55,82,348,401],"was":[56,83,215,410,488],"to":[57,140,163,429,548,553],"determine":[58],"fine":[60],"scale":[61],"these":[64],"and":[66,73,134,137,197,271,317,363,376,388,439,451,459,485,505],"subsequently":[67],"investigate":[68,430],"environmental":[70],"factors":[71],"influence":[72,448],"possibly":[74,295,312],"their":[76,361],"ranges.":[79],"\\nThe":[80],"focused":[84],"around":[85],"Cape":[87,111,164,247],"Peninsula,":[88,112,124,226,254],"south-western":[90,326],"Africa,":[94],"where":[95],"one":[96],"strongest":[99],"thermal":[100],"gradients":[101],"Benguela":[105,132,537],"occurs.":[106],"surrounding":[109,441],"including":[113],"False":[114,170,264,281,329,414],"Bay":[115,158,219,265,282,330,415],"lies":[117],"on":[118,159,220,454,462,502],"eastern":[120,167],"side":[121,223],"fall":[125],"within":[126,304],"transition":[128],"zone":[129],"between":[130,432],"Current":[133,136],"Agulhas":[135],"are":[138,239,371,523,546],"subject":[139,547],"high":[141],"seasonal":[142],"variety":[143],"mean":[145],"sea":[146,301],"surface":[147,302],"temperature.":[148],"Surveys":[149],"conducted":[151,180],"ranging":[155],"from":[156,176,242],"Table":[157],"west":[161,464],"coast":[162],"Hangklip,":[165],"Bay.":[171],"\\nSightings":[172],"data":[173,428],"were":[174,229,277,344,393,423],"collected":[175],"dedicated":[177],"boat-based":[178],"surveys":[179,186],"over":[181,189],"a":[182,256,284,296,437,446],"two-year":[183],"period.":[184],"Dedicated":[185],"resulted":[187],"3":[190],"000":[191],"kilometres":[192],"searching":[194],"for":[195,482,527,540],"animals":[196],"detections":[200],"all":[202],"effective":[206],"range":[208,287,352,549],"end":[209],"Heaviside\u2019s":[211,458,543],"dolphins":[212,236,274,333,341,461,484,487],"(Cephalorhynchus":[213],"heavisidii)":[214],"redefined":[216],"as":[217,227,331,369,470,533],"Hout":[218],"western":[222],"encounters":[228],"absent":[230],"further":[231,308],"south":[232],"than":[233],"this.":[234],"Dusky":[235],"(Lagenorhynchus":[237],"obscurus)":[238],"likely":[240,355],"restricted":[241],"moving":[243],"farther":[244],"east":[245],"Point,":[248],"combination":[257],"warmer":[260,300],"changes":[267],"prey":[269,362,508],"type":[270],"availability.":[272],"Humpback":[273],"(Sousa":[275],"plumbea)":[276],"encountered":[279,345],"showing":[283],"clear":[285],"westward":[286,309],"expansion":[288,310],"since":[289],"reports":[290],"early":[293],"1990s,":[294],"result":[297],"tracking":[299],"temperatures":[303,316,493],"bay.":[306],"A":[307],"limited":[313,530],"cooler":[315,377],"presence":[319],"steep":[321],"rocky":[322],"shores":[323],"corner":[327],"humpback":[332,389,476],"prefer":[334],"habitats":[335],"sandy":[337],"bottom":[338],"types.":[339],"Common":[340],"(Delphinus":[342],"delphis)":[343],"throughout":[346,399],"Their":[350],"determined":[356],"movements":[359],"less":[364],"influenced":[365,490],"water":[367,492,521,529],"temperature":[368,450,522],"they":[370],"recorded":[372,394],"both":[374],"warm":[375],"waters.":[378,419],"Two":[379],"migratory":[380],"whale":[381,407],"species,":[382,509],"right":[384],"whales":[385,390],"(Eubalaena":[386],"australis)":[387],"(Megaptera":[391],"novaeangliae),":[392],"shallow,":[396],"area,":[402],"whereas":[403],"non-migratory":[405],"Bryde\u2019s":[406],"(Balaenoptera":[408],"brydei)":[409],"seen":[411],"predominantly":[412],"slightly":[417,494],"deeper":[418],"\\nSpecies":[420],"models":[422,444,467],"built":[424],"using":[425],"occurrence":[427,435],"relationships":[431],"spatial":[434],"environment.":[442],"predicted":[445],"strong":[447],"chlorophyll":[452],"concentration":[453],"dusky":[460],"coast.":[465],"All":[466],"indicated":[468],"depth":[469],"influential":[473],"factor":[474],"driving":[475],"dolphin":[477,544],"distribution,":[478],"while":[479],"suitable":[480],"habitat":[481],"common":[483],"bottlenose":[486],"primarily":[489],"offshore.":[495],"\\nChanging":[496],"oceanographic":[497,555],"conditions":[498],"have":[499],"direct":[500],"impacts":[501],"availability":[506],"turn":[512],"affects":[513],"movement":[515],"patterns":[516],"cetaceans.":[518],"Increases":[519],"particular":[525],"concern":[526],"cool":[528],"such":[532],"those":[534],"Ecosystem,":[538],"especially":[539],"endemic":[542],"reduction":[550],"response":[552],"changing":[554],"conditions.":[556]},"counts_by_year":[],"updated_date":"2026-11-04T10:54:05.112534","created_date":"2019-08-13T00:00:00"}