File name: ReadMe-Macrosaccus-ver1 This (ReadMe) file was created on 2025-09-24 by Natalia I. Kirichenko and Maarten de Groot ------------------- GENERAL INFORMATION ------------------- Name of the dataset: Macrosaccus robiniella (Lepidoptera: Gracillariidae) and leaf mine types Authors Name and surname: Natalia I. Kirichenko 1,2,3,4,*, Maria A. Ryazanova 2,4, Oksana V. Kosheleva 5, Stanislav Gomboc 6, Barbara Piškur 1 and Maarten de Groot 1,* Institution/Affiliation: 1 Slovenian Forestry Institute, Večna pot 2, 1000 Ljubljana, Slovenia; nkirichenko@yahoo.com ; maarten.degroot@gozdis.si ; barbara.piskur@gozdis.si 2 Sukachev Institute of Forest, Siberian Branch of the Russian Academy of Sciences, Federal Research Center "Krasnoyarsk Science Center SB RAS", Akademgorodok 50/28, 660036 Krasnoyarsk, Russia; rznv.m@mail.ru 3 All-Russian Plant Quarantine Center, Krasnoyarsk branch, st. Zhelyabova, 6/6, Krasnoyarsk 660020, Russia 4 Institute of Ecology and Geography, Siberian Federal University, Svobodny pr. 79, 660041 Krasnoyarsk, Russia 5 All-Russian Institute of Plant Protection (FSBSI VIZR), Podbelskogo 3, Saint Petersburg, 196608, Russia; koscheleva_o@mail.ru 6 Independent Researcher, Gančani 110, 9231 Beltinci, Slovenia; stanislav.gomboc@siol.net * Correspondence: Natalia Kirichenko (nkirichenko@yahoo.com), Maarten de Groot (maarten.degroot@gozdis.si) ROR organization identifier: Email: nkirichenko@yahoo.com Email: maarten.degroot@gozdis.si Date of data collection: from 2005-05-01 to 2024-05-01 Geographical location of data collection: North America, Europe Information on the funders/programmes/projects that made the data collection possible: the core research group Forest Biology, Ecology and Technology (P4-0107) of the Slovenian Research and Innovation Agency the Russian Science Foundation (grant No. 22-16-00075-P) 10.20315/Data.0009 License: CC BY 4.0 https://creativecommons.org/licenses/by/4.0/legalcode.en ----------------------------- SHARING/ACCESSING INFORMATION ----------------------------- Data licences/restrictions: - Links to publications that cite or use the data: Kirichenko, N.I.; Ryazanova, M.A.; Kosheleva, O.V.; Gomboc, S.; Piškur, B.; de Groot, M. Overcoming Biases in Opportunistic Citizen Science for Studying Life History Traits of an Invasive Leaf-Mining Tree Insect Pest. Insects 2025, 16, 929. https://doi.org/10.3390/insects16090929 Was the data obtained from another source? YES If yes, please specify the source(s): iNaturalist (https://www.inaturalist.org/) ---------------------- VIEWING DATA AND FILES ---------------------- File list: a) List 1 - Search variant I (Number of incidents, i.e., occurrence of a specific Macrosaccus robiniella mine type in photographs, retrieved from iNaturalist using search variants (I): images posted under the name M. robiniella) b) List 2 - Search variant II (Number of incidents, i.e., occurrence of a specific Macrosaccus robiniella mine type in photographs, retrieved from iNaturalist using search variants (II): images posted under the names of endophagous foliar insects that are invasive in Europe (i.e., M. robiniella, Parectopa robiniella, Chrysaster ostensackenella, and Obolodiplosis robiniae)) c) List 3 - Search variant III (Number of incidents, i.e., occurrence of a specific Macrosaccus robiniella mine type in photographs, retrieved from iNaturalist using search variants (III): images posted under the name of the host plant, Robinia pseudoacacia) Are there multiple versions of the dataset? NO -------------------------- METHODOLOGICAL INFORMATION -------------------------- Description of the methods used to collect/obtain the data: Data processing methods can be found in the article: Kirichenko, N.I.; Ryazanova, M.A.; Kosheleva, O.V.; Gomboc, S.; Piškur, B.; de Groot, M. Overcoming Biases in Opportunistic Citizen Science for Studying Life History Traits of an Invasive Leaf-Mining Tree Insect Pest. Insects 2025, 16, 929. https://doi.org/10.3390/insects16090929 Data processing methods: see in Kirichenko, N.I.; Ryazanova, M.A.; Kosheleva, O.V.; Gomboc, S.; Piškur, B.; de Groot, M. Overcoming Biases in Opportunistic Citizen Science for Studying Life History Traits of an Invasive Leaf-Mining Tree Insect Pest. Insects 2025, 16, 929. https://doi.org/10.3390/insects16090929 Software information: R (R Core Team. R: A language and environment for statistical computing. R Foundation for Statistical Computing, Vienna, Austria, 2024. https://www.R-project.org/) Experimental conditions: opportunistic observations ------------------------------------- DATA-SPECIFIC INFORMATION: [FILENAME] ------------------------------------- List of variables: List 1: search variant I No.: case number Range: the range of Macrosaccus robiniella in 1 - primarily range, 2 - secondary (invaded) range Continent: the continent where the species is present (North America or Europe) Country: the country where the species was recorded in North America and Europe Place: the states (for USA), provinces (for Canada) where the species was recorded Year: the year of the species record Mine type 1: occurrence of the Macrosaccus robiniella mine of type 1 (i.e., lower side leaf mines on a half of leaf blade - classic type) in photographs Mine type 2: occurrence of the Macrosaccus robiniella mine of type 2 (i.e., lower side leaf mines on a half of a leaf blade) in photographs Mine type 3: occurrence of the Macrosaccus robiniella mine of type 3 (i.e., upper side leaf mines above midrib - Parectopa-like) in photographs Mine type 4: occurrence of the Macrosaccus robiniella mine of type 4 (i.e., upper side leaf mines at the leaf edge - Obolodiplosis-like) in photographs List 2: search variant II No.: case number Range: the range of Macrosaccus robiniella in 1 - primarily range, 2 - secondary (invaded) range Continent: the continent where the species is present (North America or Europe) Country: the country where the species was recorded in North America and Europe Place: the states (for USA), provinces (for Canada) where the species was recorded Year: the year of the species record Mine type 1: occurrence of the Macrosaccus robiniella mine of type 1 (i.e., lower side leaf mines on a half of leaf blade - classic type) in photographs Mine type 2: occurrence of the Macrosaccus robiniella mine of type 2 (i.e., lower side leaf mines on a half of a leaf blade) in photographs Mine type 3: occurrence of the Macrosaccus robiniella mine of type 3 (i.e., upper side leaf mines above midrib - Parectopa-like) in photographs Mine type 4: occurrence of the Macrosaccus robiniella mine of type 4 (i.e., upper side leaf mines at the leaf edge - Obolodiplosis-like) in photographs List 3: search variant III No.: case number Range: the range of Macrosaccus robiniella in 1 - primarily range, 2 - secondary (invaded) range Continent: the continent where the species is present (North America or Europe) Country: the country where the species was recorded in North America and Europe Place: the states (for USA), provinces (for Canada) where the species was recorded Year: the year of the species record Mine type 1: occurrence of the Macrosaccus robiniella mine of type 1 (i.e., lower side leaf mines on a half of leaf blade - classic type) in photographs Mine type 2: occurrence of the Macrosaccus robiniella mine of type 2 (i.e., lower side leaf mines on a half of a leaf blade) in photographs Mine type 3: occurrence of the Macrosaccus robiniella mine of type 3 (i.e., upper side leaf mines above midrib - Parectopa-like) in photographs Mine type 4: occurrence of the Macrosaccus robiniella mine of type 4 (i.e., upper side leaf mines at the leaf edge - Obolodiplosis-like) in photographs