{"title":"The <i>Culex pipiens</i> group (Diptera, Culicidae) in Croatia, with reference to West Nile virus vectors.","authors":"Nataša Bušić, Branka Bruvo Mađarić, Enrih Merdić, Helge Kampen","doi":"10.52707/1081-1710-50.2-S8","DOIUrl":"https://doi.org/10.52707/1081-1710-50.2-S8","url":null,"abstract":"","PeriodicalId":56065,"journal":{"name":"Journal of Vector Ecology","volume":"50 2","pages":"S8-S14"},"PeriodicalIF":1.3,"publicationDate":"2025-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145795696","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"农林科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Associations among soil salinity, plant communities, and predaceous arthropods that can influence ixodid distribution on the South Texas Coastal Plain.","authors":"Allan T Showler","doi":"10.52707/1081-1710-50.2-93","DOIUrl":"10.52707/1081-1710-50.2-93","url":null,"abstract":"<p><p>The subtropical coastal plain of Deep South Texas provides a wildlife corridor for hosts of disease-transmitting ixodid species, including the southern cattle fever tick, <i>Rhipicephalus (Boophilus) microplus</i> (Canestrini). Wind tides and storm surges push hypersaline Lower Laguna Madre water inland on occasion, creating substantial areas of saline soil dominated by sea ox-eye daisy, <i>Borrichia frutescens</i> (L.) DC, and inhabited by numerous mud flat fiddler crabs, <i>Uca rapax</i> (Smith). Ixodid populations, especially larvae, in the saline areas are mostly negligible because of saltwater toxicity to eggs, desiccation, and predators. Soil salinity, <i>U. rapax</i> populations, and ant foraging activity were determined for areas dominated by <i>B. frutescens</i>, areas with intermediate stands, and areas without the plant. <i>Borrichia frutescens</i> density and <i>U. rapax</i> populations were moderately correlated with soil salinity, but predatory ant foraging was not correlated with soil salinity, <i>B. frutescens</i> density, and <i>U. rapax</i> abundance. <i>Borrichia frutescens</i> stand density, however, was strongly correlated with numbers of <i>U. rapax</i> holes, hence, the plant is an indicator of negligible ixodid activity. GIS mapping of high-<i>Borrichia</i> habitats might be useful for refining surveillance of ixodid populations, particularly one-host ixodids, such as <i>R. (B.) microplus</i>.</p>","PeriodicalId":56065,"journal":{"name":"Journal of Vector Ecology","volume":"50 2","pages":"93-100"},"PeriodicalIF":1.3,"publicationDate":"2025-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145795693","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"农林科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Dustin A Swanson, Darren Snyder, Georgina V Bingham, Lee W Cohnstaedt
{"title":"Efficacy of treated nets to impede <i>Culicoides</i> (Diptera: Ceratopogonidae) and mosquitoes (Diptera: Culicidae).","authors":"Dustin A Swanson, Darren Snyder, Georgina V Bingham, Lee W Cohnstaedt","doi":"10.52707/1081-1710-50.2-111","DOIUrl":"10.52707/1081-1710-50.2-111","url":null,"abstract":"<p><p>Many farmers house livestock in open pens or sheds that offer no physical protection against biting flies, with protection relying heavily on the use of residual or on-animal insecticides. Insecticidal barriers can offer an alternative or additional option to managing pestiferous biting flies near livestock but they need to be evaluated in the field. We assessed the efficacy of a deltamethrin-incorporated net to reduce contact of <i>Culicoides</i> and mosquitoes with livestock. On cervid farms, reduction of biting-midges in light traps was assessed for traps surrounded by deltamethrin-treated nets, untreated nets, or no-net controls. Significantly fewer <i>Culicoides</i> were collected in pens surrounded by untreated nets compared to no-net, and further significant reductions were achieved with deltamethrin-treated nets. Similar results were observed on a subsistence poultry and swine farm. Total <i>Culicoides</i> and mosquito abundance and abundance of blood-fed females was significantly reduced in light-trap collections after surrounding livestock units with a deltamethrin-treated net. These results suggest the use of insecticidal nets at a 2 m height can reduce contact between livestock and some biting flies in open areas or sheds.</p>","PeriodicalId":56065,"journal":{"name":"Journal of Vector Ecology","volume":"50 2","pages":"111-119"},"PeriodicalIF":1.3,"publicationDate":"2025-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145795675","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"农林科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Yuri O Ayala-Sulca, Wilfredo Arque-Chunga, Percy Colos-Galindo, Jorge J Rodríguez-Rojas, Aldo I Ortega-Morales
{"title":"Updated checklist of the mosquitoes (Diptera: Culicidae) of Peru with new national records.","authors":"Yuri O Ayala-Sulca, Wilfredo Arque-Chunga, Percy Colos-Galindo, Jorge J Rodríguez-Rojas, Aldo I Ortega-Morales","doi":"10.52707/1081-1710-50.2-127","DOIUrl":"10.52707/1081-1710-50.2-127","url":null,"abstract":"<p><p>In Peru, since the beginning of the 20<sup>th</sup> century, 18 mosquito species (Diptera: Culicidae) and three forms have been discovered by previous authors: <i>Anopheles acanthotorynus</i>, <i>An. calderoni</i>, <i>An. peruvianus</i>, <i>Chagasia ablusa</i>, <i>Ae.</i> (<i>Howardina</i>) Iquitos form, <i>Aedes epinolus</i>, <i>Haemagogus obscurescens</i>, <i>Hg</i>. (<i>Conopostegus</i>) Peruvian highland form, <i>Hg</i>. (<i>Con</i>.) Peruvian lowland form, <i>Culex archegus</i>, <i>Cx. debilis</i>, <i>Cx. diplophyllum</i>, <i>Cx. escomeli</i>, <i>Cx. raymondii</i>, <i>Onirion aenigma</i>, <i>On. celatum</i>, <i>Sabethes idiogenes</i>, <i>Trichoprosopon hyperlecum</i>, <i>Tr</i>. <i>subsplendens</i>, <i>Wyeomyia baltae</i>, and <i>Wy. paucartamboensis</i>. Of these, seven species were later synonymized under the name of other species, the rest remain as valid species, one of them is placed in <i>Nomen dubium</i>, and the forms continue retained without specific status. With the intention of updating the checklist of mosquito species in Peru, historical and recent species-records were reviewed and mosquito collections were conducted in specific sites of Peru, resulting in the confirmation of the presence of <i>Hg. anastasionis</i>, <i>Hg. capricornii</i>, <i>Psorophora dimidiata</i>, <i>Ps. cilipes</i>, <i>Cx. usquatissimus</i>, <i>Cx. dunni</i>, <i>Mansonia wilsoni</i>, <i>Johnbelkinia leucopus</i>, <i>Limatus pseudomethysticus</i>, <i>Tr. compressum</i>, and <i>Uranotaenia socialis</i>. Additionally, <i>Ae. aurivittatus</i>, <i>Ae. terrens</i>/<i>zavortinki</i>, <i>Cx. acharistus</i>, <i>Cx. dolosus</i>, and <i>Cx. surinamensis</i> are reported for the first time in Peru, while <i>An. apicimacula</i>, <i>An. mediopunctatus</i>, <i>Ae. condolescens</i>, <i>Cx. bihaicolus</i>, and <i>Sa. tarsopus</i> are removed from the Peruvian mosquito fauna. An updated list of 198 nominal species and four forms of mosquitoes from Peru is presented.</p>","PeriodicalId":56065,"journal":{"name":"Journal of Vector Ecology","volume":"50 2","pages":"127-137"},"PeriodicalIF":1.3,"publicationDate":"2025-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145795736","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"农林科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Predation effects of <i>Lutzia vorax</i> (Diptera: Culicidae) larvae on mosquito communities in treehole ecosystems in central Korean forests.","authors":"Junyoung Lee, Yeon Jae Bae","doi":"10.52707/1081-1710-50.2-101","DOIUrl":"10.52707/1081-1710-50.2-101","url":null,"abstract":"<p><p><i>Lutzia vorax</i> Theobald (Diptera: Culicidae) is a ferocious predator of small container habitats in the forests and rural areas of the eastern Palearctic and Oriental regions. Owing to its consumption of various invertebrates, including mosquito larvae, it is considered a potential biological control agent of vector species. However, studies on the general biology of <i>Lt. vorax</i> are scarce; thus, our understanding of its role in natural habitats is limited. To elucidate its ecological role with regard to its interaction with vector species populations, we conducted field monitoring surveys in two different deciduous forests in South Korea, using tire traps for larvae in 2023. Community samples of mosquito larvae were collected every three weeks (July to September, 2023) from each trap, which replicated the natural container environment in forest areas. Then, community structures were compared based on the presence or absence of <i>Lt. vorax</i>. Communities with <i>Lt. vorax</i> larvae exhibited distinct structures characterized by lower species richness, diversity, and vector species density. Furthermore, non-metric multidimensional scaling results showed that the group structure differed depending on the presence of <i>Lt. vorax</i> larvae. Gut content analysis of the predaceous larvae supported the evidence of top-down regulation of <i>Lt. vorax</i> with considerable predation rates on other mosquito larvae in each habitat: 63.92 ± 30.72% in Site A and 72.85 ± 18.03% in Site B (mean ± SD). Thus, we suggest that <i>Lt. vorax</i> serves as both a significant natural enemy and key predator species in container habitats in the forested areas of Korea.</p>","PeriodicalId":56065,"journal":{"name":"Journal of Vector Ecology","volume":"50 2","pages":"101-110"},"PeriodicalIF":1.3,"publicationDate":"2025-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145795665","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"农林科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Sergio Méndez-Cardona, Alejandro Lopera-Toro, Juliana A Morales-Monje, Adrian Forsyth, Olga L Cabrera-Quintero
{"title":"Field evaluation of a commercial light trap for sand fly (Diptera: Psychodidae: Phlebotominae) surveillance in the Peruvian Amazon and new species records for Cusco Department.","authors":"Sergio Méndez-Cardona, Alejandro Lopera-Toro, Juliana A Morales-Monje, Adrian Forsyth, Olga L Cabrera-Quintero","doi":"10.52707/1081-1710-50.1-60","DOIUrl":"10.52707/1081-1710-50.1-60","url":null,"abstract":"<p><p>The CDC light trap with incandescent light is the most commonly used method for conducting sand fly surveillance. However, new trap models that use LED lights might provide a more cost-effective alternative. This study compared the efficacy of a modified commercial Katchy light trap with two CDC light trap models in capturing sand flies in the Amazonian rainforest of Peru. Using a 3 x 3 randomized Latin square design, the light traps were compared based on phlebotomine sand fly species total abundance, species richness, sex-specific collections, and efficiency in capturing potential vector species. A total of 1,184 sand flies were collected, representing nine genera and 25 species, including three species that had not been previously reported in the Cusco department. Significant differences in sand fly collections based on trap type were found, with the modified Katchy light trap capturing significantly higher total abundance and species richness compared to CDC light traps. This pattern held for both female and male sand flies, with the modified Katchy trap also collecting more potential vector species in terms of both abundance and species richness, although differences in potential vector species richness were only significant compared to the incandescent CDC light trap. These results suggest that the modified Katchy trap is a viable, cost-effective alternative for sand fly surveillance, offering potential improvements in leishmaniasis vector monitoring.</p>","PeriodicalId":56065,"journal":{"name":"Journal of Vector Ecology","volume":"50 1","pages":"60-68"},"PeriodicalIF":1.3,"publicationDate":"2025-06-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144602368","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"农林科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Marta Ribeiro Heinisch, Antônio Ralph Medeiros-Sousa, Tamara Nunes Lima-Camara
{"title":"Spatiotemporal dynamics of <i>Aedes aegypti</i> and <i>Aedes albopictus</i> in urban green areas in the city of São Paulo, SP, Brazil.","authors":"Marta Ribeiro Heinisch, Antônio Ralph Medeiros-Sousa, Tamara Nunes Lima-Camara","doi":"10.52707/1081-1710-50.1-48","DOIUrl":"10.52707/1081-1710-50.1-48","url":null,"abstract":"<p><p>We investigated the abundance and distribution of <i>Aedes aegypti</i> and <i>Aedes albopictus</i> mosquitoes in urban parks in the eastern zone of the city of São Paulo, where the highest number of autochthonous dengue cases during the major 2015-2016 epidemic was reported. The association of climatic and environmental factors with the spatiotemporal distribution of species in relation to vegetation cover and human proximity was examined. Twelve geo-referenced ovitraps were randomly installed in each park, covering areas with varying degrees of vegetation and human activity from September, 2018 to February, 2020, during three weeks each season. A total of 57,604 <i>Aedes aegypti</i> or <i>Aedes albopictus</i> eggs were collected, identifying 10,228 <i>Ae. aegypti</i> and 23,764 <i>Ae. albopictus</i> larvae. Seasonal variations showed distinct patterns with higher mosquito abundances during warmer and rainier seasons. The association between abundance and climatic factors was more evident at the level of the aedini assemblies than at the level of the local populations. <i>Aedes aegypti</i> was predominantly found in peripheral and transitional areas with higher human activity during rainy and warmer seasons. In contrast, <i>Ae. albopictus</i> thrived in inner park areas with greater vegetation cover and lower human activity during drier and milder seasons. The abundance of <i>Ae. aegypti</i> and <i>Ae. albopictus</i> was influenced by climatic factors and park-specific microhabitats. These findings underscore the importance of targeted vector control strategies in urban park settings during seasons favorable for mosquito reproduction. Understanding the interaction between ecological factors and these mosquitoes in urban environments is critical for effective public health interventions.</p>","PeriodicalId":56065,"journal":{"name":"Journal of Vector Ecology","volume":"50 1","pages":"48-59"},"PeriodicalIF":1.3,"publicationDate":"2025-06-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144602373","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"农林科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Emily Owens Pickle, Kyndall Dye-Braumuller, Lídia Gual-Gonzalez, Rebecca T Trout Fryxell, Jennifer Chandler, Barbara Qurollo, Melissa S Nolan
{"title":"First identification of <i>Candidatus</i> Rickettsia andeanae in host-attached <i>Dermacentor variabilis</i> and across a large geographic sampling region, South Carolina, U.S.A.","authors":"Emily Owens Pickle, Kyndall Dye-Braumuller, Lídia Gual-Gonzalez, Rebecca T Trout Fryxell, Jennifer Chandler, Barbara Qurollo, Melissa S Nolan","doi":"10.52707/1081-1710-50.1-S4","DOIUrl":"10.52707/1081-1710-50.1-S4","url":null,"abstract":"","PeriodicalId":56065,"journal":{"name":"Journal of Vector Ecology","volume":"50 1","pages":"S4-S7"},"PeriodicalIF":1.3,"publicationDate":"2025-06-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144602369","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"农林科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Cileah M Kretsch-York, Janet E Foley, Nicola Pusterla, Meera C Heller
{"title":"Local tick populations and human disease risk along popular hiking trails in northern California after multiple weather extremes.","authors":"Cileah M Kretsch-York, Janet E Foley, Nicola Pusterla, Meera C Heller","doi":"10.52707/1081-1710-50.1-69","DOIUrl":"10.52707/1081-1710-50.1-69","url":null,"abstract":"<p><p>This field study describes the abundance of ticks and the prevalence of tick-borne pathogens in two hiking areas, Stebbins Cold Canyon (SCC) and Skyline Wilderness Park (SKY), in northern California. These areas have experienced extreme weather events, including wildfire, drought, and heavy rainfall, which have changed the environment. Questing ticks were collected over nine months, identified to species, and screened for tick-borne pathogens using qPCR. Four hundred and fifty-nine ticks were collected, including 54 adults from SCC and 405 from SKY, consisting of 279 (68.9%) larvae, 2 (0.5%) nymphs, and 124 (30.6%) adults. At SCC, <i>Ixodes pacificus</i> and <i>Dermacentor occidentalis</i> accounted for 92.6% (50/54) and 7.4% (4/54), respectively. At SKY, <i>I. pacificus</i> (16.8%, 68/405), <i>D. occidentalis</i> (12.3%, 50/405), <i>D. similis</i> (0.7%, 3/405), and D. <i>albipictus</i> (70.4%, 285/405) were collected. Overall, the prevalence of tick-borne pathogens was low in the collected ticks. <i>Borrelia burgdorfer</i>i sl (0.8%, 1/121) and <i>Rickettsia rhipicephali</i> (1.7%, 2/121) were found at SKY. <i>Rickettsia tillamookensis</i> was identified at SCC and SKY with a prevalence of 3.7% (2/54) and 1.7% (2/121), respectively. <i>Babesia duncani</i> was identified in 3.7% (2/54) and 1.2% (5/405) of ticks at SCC and SKY, respectively. These findings suggest that multiple tick species can withstand extreme weather events, providing further data regarding the effects of weather extremes and climate change on tick populations and pathogen prevalence. This study is one of the first to report <i>B. duncani</i> in <i>I. pacificus</i> ticks in California, particularly in Solano County.</p>","PeriodicalId":56065,"journal":{"name":"Journal of Vector Ecology","volume":"50 1","pages":"69-81"},"PeriodicalIF":1.3,"publicationDate":"2025-06-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144602370","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"农林科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Emily Motta-Yanac, Balvina D Leyva, Gabriela Cáceres, Felipe Yon
{"title":"Mosquito (Diptera: Culicidae) oviposition site selection: interplay of water chemistry and polarized light cues.","authors":"Emily Motta-Yanac, Balvina D Leyva, Gabriela Cáceres, Felipe Yon","doi":"10.52707/1081-1710-50.1-89","DOIUrl":"10.52707/1081-1710-50.1-89","url":null,"abstract":"<p><p>We investigated the association between water physicochemical parameters and polarized light patterns with mosquito oviposition in central coast urban areas of Peru. Water samples from diverse locations were analyzed, assessing key parameters, including conductivity, total dissolved solids, hardness, pH, alkalinity, phosphate, and nitrate levels. Principal component analysis revealed that conductivity, total dissolved solids, and hardness were significantly associated with the presence of mosquito oviposition. These findings were corroborated by generalized linear mixed models, which highlighted location-specific effects and seasonal variations in physicochemical parameters associated with oviposition. Our study also explored polarized light as a potential oviposition cue. While a direct causal link between polarized light patterns and oviposition requires further investigation, a positive correlation between pH levels and circularly polarized light patterns suggests a potential interaction between water chemistry and this optical cue. These findings underscore the complex interplay of environmental factors associated with mosquito oviposition. Our results suggest an association between physicochemical cues, particularly conductivity, total dissolved solids, and hardness, and the presence of mosquito oviposition, with polarized light potentially playing a role.</p>","PeriodicalId":56065,"journal":{"name":"Journal of Vector Ecology","volume":"50 1","pages":"1-11"},"PeriodicalIF":1.3,"publicationDate":"2025-06-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144602371","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"农林科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}