References
- Alender, B. (2016) Understanding volunteer motivations to participate in citizen science projects: A Deeper look at water quality monitoring. Journal of Science Communication, 15(3), pp. 1–19. DOI: 10.22323/2.15030204
- Altrudi, S. (2021) Connecting to nature through tech? The case of the iNaturalist app. Convergence: The International Journal of Research into New Media Technologies, 27(1), pp. 124–141. DOI: 10.1177/1354856520933064
- Anderson, J.C. and Moore, L.F. (1978) The motivation to volunteer. Journal of Voluntary Action Research, 7, pp. 120–129. DOI: 10.1177/089976407800700312
- Andow, D.A., Borgida, E., Hurley, T.M. and Williams, A.L. (2016) Recruitment and retention of volunteers in a citizen science network to detect invasive species on private lands. Environmental Management, 58(4), pp. 606–618. DOI: 10.1007/s00267-016-0746-7
- Asingizwe, D., Marijn Poortvliet, P., Koenraadt, C.J.M., van Vliet, A.J.H., Ingabire, C.M., Mutesa, L. and Leeuwis, C. (2020) Why (not) participate in citizen science? Motivational factors and barriers to participate in a citizen science program for malaria control in Rwanda. PLoS ONE, 15(8), pp. 1–25. DOI: 10.1371/journal.pone.0237396
- August, T., Fox, R., Roy, D.B. and Pocock, M.J.O. (2020) Data-derived metrics describing the behaviour of field-based citizen scientists provide insights for project design and modelling bias. Scientific Reports, 10(1), pp. 1–12. DOI: 10.1038/s41598-020-67658-3
- Batson, C.D., Ahmad, N. and Stocks, E.L. (2010)
Four forms of prosocial motivation: Egoism, altruism, collectivism, and principlism . In D. Dunning (ed.) Social Motivation. Psychology Press, pp. 103–126. - Batson, C.D., Ahmad, N. and Tsang, J.A. (2002) Four motives for community involvement. Journal of Social Issues, 58(3), pp. 429–445. DOI: 10.1111/1540-4560.00269
- Bible, J. and Clarke-De Reza, S. (2023) Environmental volunteers endorse diverse motivations: Using a mixed-methods study to assess initial and sustained motivation to engage in public participation in science research. Citizen Science: Theory and Practice, 8(1), pp. 1–14. DOI: 10.5334/cstp.506
- Bonney, R., Cooper, C.B., Dickinson, J., Kelling, S., Phillips, T., Rosenberg, K. V. and Shirk, J. (2009) Citizen science: A developing tool for expanding science knowledge and scientific literacy. BioScience, 59(11), pp. 977–984. DOI: 10.1525/bio.2009.59.11.9
- Bowler, D.E., Bhandari, N., Repke, L., Beuthner, C., Callaghan, C.T., Eichenberg, D., Henle, K., et al. (2022) Decision-making of citizen scientists when recording species observations. Scientific Reports, 12(1), pp. 1–11. DOI: 10.1038/s41598-022-15218-2
- Bruyere, B. and Rappe, S. (2007) Identifying the motivations of environmental volunteers. Journal of Environmental Planning and Management, 50(4), pp. 503–516. DOI: 10.1080/09640560701402034
- Callaghan, C. T., Mesaglio, T., Ascher, J. S., Brooks, T. M., Cabras, A. A., Chandler, M., Cornwell, W. K., et al. (2022) The benefits of contributing to the citizen science platform iNaturalist as an identifier. PLoS Biology, 20(11), p.
e3001843 . DOI: 10.1371/journal.pbio.3001843 - Carballo-Cárdenas, E.C. and Tobi, H. (2016) Citizen science regarding invasive lionfish in Dutch Caribbean MPAs: Drivers and barriers to participation. Ocean and Coastal Management, 133, pp. 114–127. DOI: 10.1016/j.ocecoaman.2016.09.014
- Christensen, R. (2011) Analysis of ordinal data with cumulative link models—estimation with the R-package ordinal. pp. 1–32. Available at:
http://scholar.google.com/scholar?hl=en&btnG=Search&q=intitle:Analysis+of+ordinal+data+with+cumulative+link+models+—+estimation+with+the+R+-package+ordinal#0 - Christensen, R. (2023) ordinal-Regression models for ordinal data. R package version 2023.12–4,
https://CRAN.R-project.org/package=ordinal . - Di Cecco, G.J., Barve, V., Belitz, M.W., Stucky, B.J., Guralnick, R.P. and Hurlbert, A.H. (2021) Observing the observers: How participants contribute data to iNaturalist and implications for biodiversity science. BioScience, 71(11), pp. 1179–1188. DOI: 10.1093/biosci/biab093
- Dickinson, J.L., Zuckerberg, B. and Bonter, D.N. (2010) Citizen science as an ecological research tool: Challenges and benefits. Annual Review of Ecology, Evolution, and Systematics, 41, pp. 149–172. DOI: 10.1146/annurev-ecolsys-102209-144636
- GBIF.org (15 November 2023) GBIF Occurrence Download. DOI: 10.15468/dl.7vawh2
- Göb, R., McCollin, C. and Ramalhoto, M.F. (2007) Ordinal methodology in the analysis of Likert scales. Quality and Quantity, 41(5), pp. 601–626. DOI: 10.1007/s11135-007-9089-z
- Hitchcock, C., Sullivan, J. and O’Donnell, K. (2021) Cultivating bioliteracy, biodiscovery, data literacy, and ecological monitoring in undergraduate courses with iNaturalist. Citizen Science: Theory and Practice, 6(1), pp. 1–13. DOI: 10.5334/CSTP.439
- iNaturalist. (2024a). Observations. Available at:
https://www.inaturalist.org/observations [Last accessed: 17 November, 2024]. - iNaturalist. (2024b) Archived help page. Available at:
https://www.inaturalist.org/pages/archived+help#quality [Last accessed: 4 November 2024]. - iNaturalist. (2025) About. Available at
https://www.inaturalist.org/pages/about [Last accessed: 30 May 2025]. - Ives, A.R. (2015) For testing the significance of regression coefficients, go ahead and log-transform count data. Methods in Ecology and Evolution, 6(7), pp. 828–835. DOI: 10.1111/2041-210X.12386
- Jordan, R., Crall, A., Gray, S., Phillips, T. and Mellor, D. (2015) Citizen science as a distinct field of inquiry. BioScience, 65(2), pp. 208–211. DOI: 10.1093/biosci/biu217
- Land-Zandstra, A., Agnello, G. and Gültekin, Y.S. (2021)
Participants in citizen science . In: Vohland, K., et al. (eds.) The Science of Citizen Science. Springer, Cham. pp. 243–259. DOI: 10.1007/978-3-030-58278-4_13 - Larson, L.R., Cooper, C.B., Futch, S., Singh, D., Shipley, N.J., Dale, K., LeBaron, G.S. et al. (2020) The diverse motivations of citizen scientists: Does conservation emphasis grow as volunteer participation progresses?. Biological Conservation, 242, p.
108428 . DOI: 10.1016/j.biocon.2020.108428 - Loarie, S. (2024) iNatBlog, 3 April 2024. Available at
https://www.inaturalist.org/blog/archives/2024/04 [Last accessed 4 November 2024]. - Maund, P.R., Irvine, K.N., Lawson, B., Steadman, J., Risely, K., Cunningham, A.A. and Davies, Z.G. (2020) What motivates the masses: Understanding why people contribute to conservation citizen science projects. Biological Conservation, 246(March), p.
108587 . DOI: 10.1016/j.biocon.2020.108587 - Measham, T.G. and Barnett, G.B. (2008) Environmental volunteering: Motivations, modes and outcomes. Australian Geographer, 39(4), pp. 537–552. DOI: 10.1080/00049180802419237
- Meeus, S., Silva-Rocha, I., Adriaens, T., Brown, P.M.J., Chartosia, N., Claramunt-López, B., Martinou, A.F., et al. (2023) More than a bit of fun: The multiple outcomes of a bioblitz. BioScience, 73(3), pp. 168–181. DOI: 10.1093/biosci/biac100
- Msuha, B. and Mdendemi, T. (2019) Hypothesis testing for the association between categorical variables: Empirical application of Chi-square test. Mathematical Theory and Modeling, 9(2), pp. 9–17. DOI: 10.7176/MTM
- Newman, G., Wiggins, A., Crall, A., Graham, E., Newman, S., Crowston, K. (2012) The future of citizen science: Emerging technologies and shifting paradigms. Frontiers in Ecology and the Environment, 10(6), pp. 298–304. DOI: 10.1890/110294
- Nguyen, M. and Tran, A. (2023) Motivational factors underpinning long-term engagement of citizen scientists in biodiversity conservation. Journal of Sustainable Urban Futures, 13(9), pp. 25–37.
- Piedmont, R.L. (2014).
Inter-item correlations . In: Michalos, A.C. (ed.) Encyclopedia of Quality of Life and Well-Being Research. Springer, Dordrecht. DOI: 10.1007/978-94-007-0753-5_1493 - Pocock, M.J.O., Tweddle, J.C., Savage, J., Robinson, L.D. and Roy, H.E. (2017) The diversity and evolution of ecological and environmental citizen science. PLoS ONE, 12(4), pp. 1–17. DOI: 10.1371/journal.pone.0172579
- R Core Team (2024)
R: A language and environment for statistical computing . R Foundation for Statistical Computing, Vienna, Austria. Available at:https://www.R-project.org/ - Rotman, D., Preece, J., Hammock, J., Procita, K., Hansen, D., Parr, C., Lewis, D., et al. (2012) Dynamic changes in motivation in collaborative citizen-science projects. In: Proceedings of the ACM 2012 Conference on Computer Supported Cooperative Work, Seattle, WA on
11–15 February 2012 , pp. 217–226. DOI: 10.1145/2145204.2145238 - Rowley, J.J.L., Callaghan, C.T., Cutajar, T., Portway, C., Potter, K., Mahony, S., Trembath, D.F., et al. (2019) FrogID: Citizen scientists provide validated biodiversity data on frogs of Australia. Herpetological Conservation and Biology, 14(1), pp. 155–170.
- Saleem, A.N., Noori, N.M., and Ozdamli, F. (2022) Gamification applications in e-learning: A literature review. Technology, Knowledge and Learning, 27, pp.139–159. DOI: 10.1007/s10758-020-09487-x
- Sbrocchi, C.D. (2014) Evaluating the usefulness of citizen science for natural resource management in marine environments. Unpublished thesis (M.S.), University of Technology Sydney.
- Sedgwick, P. (2012) Pearson’s correlation coefficient. BMJ (Online), 345(7864), pp. 1–2. DOI: 10.1136/bmj.e4483
- Soteropoulos, D.L., De Bellis, C.R. and Witsell, T. (2021) Citizen science contributions to address biodiversity loss and conservation planning in a rapidly developing region. Diversity, 13(6), pp. 1–14. DOI: 10.3390/d13060255
- Strasser, B.J., Tancoigne, E., Baudry, J., Piguet, S., Spiers, H., Luis-Fernandez Marquez, J., Kasparian, J., et al. (2023) Quantifying online citizen science: Dynamics and demographics of public participation in science. PLoS ONE, 18(11), p.
e0293289 . DOI: 10.1371/journal.pone.0293289 - Thompson, M.M., Moon, K., Woods, A., Rowley, J.J.L., Poore, A.G.B., Kingsford, R.T. and Callaghan, C.T. (2023) Citizen science participant motivations and behaviour: Implications for biodiversity data coverage. Biological Conservation, 282(April), p.
110079 . DOI: 10.1016/j.biocon.2023.110079 - United States Census Bureau (USCB). (2022) B16001: Language spoken at home by ability to speak English for the population 5 years and over. Available at
https://data.census.gov/table/ACSDT1Y2022.B16001?q=B16001:+Language+Spoken+at+Home+by+Ability+to+Speak+English+for+the+Population+5+Years+and+Over [Last accessed 4 November 2024]. - West, S., Dyke, A. and Pateman, R. (2021) Variations in the motivations of environmental citizen scientists. Citizen Science: Theory and Practice, 6(1), pp. 1–18. DOI: 10.5334/cstp.370
- Wood, C., Sullivan, B., Iliff, M., Fink, D. and Kelling, S. (2011) eBird: Engaging birders in science and conservation. PLoS Biology, 9(12), p.
e1001220 . DOI: 10.1371/journal.pbio.1001220