{ "_id": "6ad1431fd3c80a766859bae6", "Package": "elfgen", "Title": "Ecological Limit Function Model Generation and Analysis Toolkit", "Version": "2.3.6", "Authors@R": "c(\nperson(given = \"Joseph\",\nfamily = \"Kleiner\",\nrole = \"aut\",\nemail = \"joseph.d.kleiner@gmail.com\",\ncomment = c(ORCID = \"0000-0003-4837-7678\")\n),\nperson(given = \"Robert\",\nfamily = \"Burgholzer\",\nemail = \"robert.burgholzer@deq.virginia.gov\",\nrole = \"ctb\",\ncomment = c(ORCID = \"0000-0002-7290-4928\")\n),\nperson(given = \"Connor\",\nfamily = \"Brogan\",\nemail = \"connor.brogan@deq.virginia.gov\",\nrole = \"cre\",\ncomment = c(ORCID = \"0000-0001-9377-1805\")\n)\n)", "Maintainer": "Connor Brogan ", "Description": "A toolset for generating Ecological Limit Function (ELF)\nmodels and evaluating potential species loss resulting from\nflow change, based on the 'elfgen' framework. ELFs describe the\nrelation between aquatic species richness (fish or benthic\nmacroinvertebrates) and stream size characteristics (streamflow\nor drainage area). Journal publications are available outlining\nframework methodology (Kleiner et al. (2020)\n) and application (Rapp et al.\n(2020) ).", "License": "MIT + file LICENSE", "URL": "https://github.com/HARPgroup/elfgen", "LazyData": "true", "Encoding": "UTF-8", "Config/roxygen2/version": "8.0.0", "BugReports": "https://github.com/HARPgroup/elfgen/issues", "Config/pak/sysreqs": "libabsl-dev cmake libgdal-dev gdal-bin libgeos-dev\nlibicu-dev libsecret-1-dev libxml2-dev libssl-dev libproj-dev\nlibsqlite3-dev libudunits2-dev libx11-dev", "Repository": "https://harpgroup.r-universe.dev", "Date/Publication": "2026-10-15 20:42:46 UTC", "RemoteUrl": "https://github.com/harpgroup/elfgen", "RemoteRef": "HEAD", "RemoteSha": "ac497b0003a7e033518082ddfebf00c50f223bcc", "NeedsCompilation": "no", "Packaged": { "Date": "2026-10-15 21:10:56 UTC", "User": "root" }, "Author": "Joseph Kleiner [aut] (ORCID: ),\nRobert Burgholzer [ctb] (ORCID:\n),\nConnor Brogan [cre] (ORCID: )", "_user": "harpgroup", "_type": "src", "_file": "elfgen_2.3.6.tar.gz", "_fileid": "https://r2.ropensci.org/b880630315d868933befdc7d741dc73e2ed755326d17b5d2a003c3a742fa0b85", "_filesize": 292959, "_sha256": "b880630315d868933befdc7d741dc73e2ed755326d17b5d2a003c3a742fa0b85", "_expires": "2027-01-23T21:18:21.000Z", "_created": "2026-10-15T21:10:56.000Z", "_published": "2026-10-15T21:18:23.114Z", "_buildurl": "https://github.com/r-universe/harpgroup/actions/runs/38807462313", "_status": "success", "_host": "GitHub-Actions", "_jobs": [ { "job": 116673528765, "time": 219, "config": "linux-devel-x86_64", "r": "4.7.0", "check": "OK", "artifact": "12008060045" }, { "job": 116673528477, "time": 213, "config": "linux-release-x86_64", "r": "4.6.1", "check": "OK", "artifact": "12007541887" }, { "job": 116673528541, "time": 151, "config": "macos-oldrel-arm64", "r": "4.5.3", "check": "OK", "artifact": "12007336824" }, { "job": 116673528596, "time": 165, "config": "macos-release-arm64", "r": "4.6.1", "check": "OK", "artifact": "12006694643" }, { "job": 116672057330, "time": 196, "config": "source", "r": "4.6.1", "check": "OK", "artifact": "12006309758" }, { "job": 116673528483, "time": 136, "config": "wasm-release", "r": "4.6.0", "check": "OK", "artifact": "12006369990" }, { "job": 116673528633, "time": 142, "config": "windows-devel-x86_64", "r": "4.7.0", "check": "OK", "artifact": "12006942537" }, { "job": 116673528575, "time": 142, "config": "windows-oldrel-x86_64", "r": "4.5.3", "check": "OK", "artifact": "12007231813" }, { "job": 116673528562, "time": 131, "config": "windows-release-x86_64", "r": "4.6.1", "check": "OK", "artifact": "12006459801" } ], "_upstream": "https://github.com/harpgroup/elfgen", "_commit": { "id": "ac497b0003a7e033518082ddfebf00c50f223bcc", "author": "Connor Brogan ", "committer": "Connor Brogan ", "message": "submission notes\n", "time": 1792096966 }, "_maintainer": { "name": "Connor Brogan", "email": "connor.brogan@deq.virginia.gov", "login": "cobrogan", "description": "Surface Water Modeler at Virginia DEQ. Environmental Specialist II.", "uuid": 79171911, "orcid": "0000-0001-9377-1805" }, "_distro": "resolute", "_registered": true, "_dependencies": [ { "package": "R", "version": ">= 3.5", "role": "Depends" }, { "package": "utils", "role": "Imports" }, { "package": "stringr", "role": "Imports" }, { "package": "quantreg", "role": "Imports" }, { "package": "stats", "role": "Imports" }, { "package": "ggplot2", "role": "Imports" }, { "package": "testit", "role": "Imports" }, { "package": "scales", "role": "Imports" }, { "package": "sqldf", "role": "Imports" }, { "package": "curl", "role": "Imports" }, { "package": "sbtools", "role": "Imports" }, { "package": "hydrogeofetch", "role": "Imports" }, { "package": "testthat", "version": ">= 2.1.0", "role": "Suggests" } ], "_owner": "harpgroup", "_selfowned": true, "_usedby": 0, "_updates": [ { "week": "2025-43", "n": 1 }, { "week": "2025-44", "n": 5 }, { "week": "2025-45", "n": 4 }, { "week": "2025-46", "n": 3 }, { "week": "2026-21", "n": 6 }, { "week": "2026-38", "n": 6 }, { "week": "2026-42", "n": 1 } ], "_tags": [ { "name": "2.3.4", "date": "2025-10-30" }, { "name": "2.3.5", "date": "2026-05-22" }, { "name": "Production", "date": "2026-09-15" } ], "_topics": [ "ecology", "hydrology", "visualization" ], "_stars": 2, "_contributors": [ { "user": "jdkleiner", "count": 117, "uuid": 29379385 }, { "user": "cobrogan", "count": 35, "uuid": 79171911 }, { "user": "rburghol", "count": 9, "uuid": 4571170 }, { "user": "dblodgett-usgs", "count": 1, "uuid": 1492803 } ], "_userbio": { "uuid": 31551100, "type": "organization", "name": "Hydrologic Analysis Research Program", "followers": 7, "description": "HARP ~ a collaboration between DEQ and Virginia Tech" }, "_downloads": { "count": 504, "source": "https://cranlogs.r-pkg.org/downloads/total/last-month/elfgen" }, "_devurl": "https://github.com/harpgroup/elfgen", "_searchresults": 27, "_rbuild": "4.6.1", "_assets": [ "extra/citation.cff", "extra/citation.html", "extra/citation.json", "extra/citation.txt", "extra/contents.json", "extra/elfgen.html", "extra/manual.pdf", "extra/NEWS.html", "extra/NEWS.txt", "extra/readme.html", "extra/readme.md", "LICENSE" ], "_homeurl": "https://github.com/harpgroup/elfgen", "_realowner": "harpgroup", "_cranurl": true, "_releases": [ { "version": "2.2.3", "date": "2022-02-08" }, { "version": "2.2.7", "date": "2022-03-24" }, { "version": "2.2.8", "date": "2022-03-29" }, { "version": "2.3.0", "date": "2022-05-21" }, { "version": "2.3.3", "date": "2022-08-23" }, { "version": "2.3.4", "date": "2025-11-28" }, { "version": "2.3.5", "date": "2026-05-23" }, { "version": "2.3.6", "date": "2026-09-16" } ], "_exports": [ "bkpt_pwit", "bkpt_ymax", "clean_vahydro", "elfchange", "elfdata", "elfdata_vahydro", "elfgen", "richness_change" ], "_datasets": [ { "name": "watershed.df", "title": "elfdata for NHD Watershed HUC 0208020104", "object": "watershed.df", "class": [ "data.frame" ], "fields": [ "MAF", "NT.TOTAL.UNIQUE", "watershed.code", "Q01", "Q02", "Q03", "Q04", "Q05", "Q06", "Q07", "Q08", "Q09", "Q10", "Q11", "Q12" ], "rows": 81, "table": true, "tojson": true } ], "_help": [ { "page": "bkpt_pwit", "title": "Identify breakpoint location with PWIT", "topics": [ "bkpt_pwit" ] }, { "page": "bkpt_ymax", "title": "Identify breakpoint location with Ymax", "topics": [ "bkpt_ymax" ] }, { "page": "clean_vahydro", "title": "Clean dataset of ecological and hydrologic data", "topics": [ "clean_vahydro" ] }, { "page": "elfchange", "title": "Plot percent richness change for various percent flow reductions", "topics": [ "elfchange" ] }, { "page": "elfdata", "title": "Retrieve and format data for ELF generation", "topics": [ "elfdata" ] }, { "page": "elfdata_vahydro", "title": "Retrieve data from DEQ VAHydro database and format data for ELF generation. Contact Virginia DEQ Office of Water Supply to request access to the VAHydro database.", "topics": [ "elfdata_vahydro" ] }, { "page": "elfgen", "title": "Generate Ecological Limit Function (ELF)", "topics": [ "elfgen" ] }, { "page": "richness_change", "title": "Calculate change in richness resulting from a percent reduction in flow", "topics": [ "richness_change" ] }, { "page": "watershed.df", "title": "elfdata for NHD Watershed HUC 0208020104", "topics": [ "watershed.df" ] } ], "_pkglogo": "https://github.com/harpgroup/elfgen/raw/HEAD/man/figures/logo.png", "_readme": "https://github.com/harpgroup/elfgen/raw/HEAD/README.md", "_rundeps": [ "arrow", "askpass", "assertthat", "bit", "bit64", "blob", "cachem", "chron", "class", "classInt", "cli", "clipr", "cpp11", "crayon", "curl", "data.table", "dataRetrieval", "DBI", "digest", "dplyr", "e1071", "farver", "fastmap", "filelock", "generics", "ggplot2", "glue", "gsubfn", "gtable", "hms", "httr", "httr2", "hydrogeofetch", "hydroloom", "isoband", "jsonlite", "KernSmooth", "keyring", "labeling", "lattice", "lifecycle", "lubridate", "magrittr", "MASS", "Matrix", "MatrixModels", "memoise", "mime", "openssl", "pbapply", "pillar", "pkgconfig", "prettyunits", "progress", "proto", "proxy", "purrr", "quantreg", "R6", "RANN", "RColorBrewer", "Rcpp", "readr", "rlang", "RSQLite", "s2", "S7", "sbtools", "scales", "sf", "SparseM", "sqldf", "stringi", "stringr", "survival", "sys", "testit", "tibble", "tidyr", "tidyselect", "timechange", "tzdb", "units", "utf8", "vctrs", "viridisLite", "vroom", "whisker", "withr", "wk", "xml2", "yaml", "zip" ], "_score": 4.753583058892907, "_indexed": true, "_nocasepkg": "elfgen", "_universes": [ "harpgroup", "cobrogan" ], "_binaries": [ { "r": "4.7.0", "os": "linux", "version": "2.3.6", "date": "2026-10-15T21:13:53.000Z", "distro": "resolute", "commit": "ac497b0003a7e033518082ddfebf00c50f223bcc", "fileid": "https://r2.ropensci.org/6d5204d37bd3d44b174183ff5c42c1c1438f65efcfbd988f258c7c55095d106f", "status": "success", "check": "OK", "buildurl": "https://github.com/r-universe/harpgroup/actions/runs/38807462313" }, { "r": "4.6.1", "os": "linux", "version": "2.3.6", "date": "2026-10-15T21:13:59.000Z", "distro": "resolute", "commit": "ac497b0003a7e033518082ddfebf00c50f223bcc", "fileid": "https://r2.ropensci.org/1986746e751e08197eba6d927f52cb60f91070a780ea9b57a1fdd178691ce1fa", "status": "success", "check": "OK", "buildurl": "https://github.com/r-universe/harpgroup/actions/runs/38807462313" }, { "r": "4.5.3", "os": "mac", "version": "2.3.6", "date": "2026-10-15T21:12:59.000Z", "commit": "ac497b0003a7e033518082ddfebf00c50f223bcc", "fileid": "https://r2.ropensci.org/7c280cbe2910624864a2ecdd41e44962421d92ef099722f43ef50a68110c906a", "status": "success", "check": "OK", "buildurl": "https://github.com/r-universe/harpgroup/actions/runs/38807462313" }, { "r": "4.6.1", "os": "mac", "version": "2.3.6", "date": "2026-10-15T21:13:04.000Z", "commit": "ac497b0003a7e033518082ddfebf00c50f223bcc", "fileid": "https://r2.ropensci.org/0648da65940bf445285e091ff61d0905fa6b0b8c85135101ebc1e57626f1e8e4", "status": "success", "check": "OK", "buildurl": "https://github.com/r-universe/harpgroup/actions/runs/38807462313" }, { "r": "4.6.0", "os": "wasm", "version": "2.3.6", "date": "2026-10-15T21:13:29.000Z", "commit": "ac497b0003a7e033518082ddfebf00c50f223bcc", "fileid": "https://r2.ropensci.org/6a73ad21b1c5de8e68de25e184155852b3539d98ed6ceb09f6203bc3bc4c4805", "status": "success", "buildurl": "https://github.com/r-universe/harpgroup/actions/runs/38807462313" }, { "r": "4.7.0", "os": "win", "version": "2.3.6", "date": "2026-10-15T21:12:22.000Z", "commit": "ac497b0003a7e033518082ddfebf00c50f223bcc", "fileid": "https://r2.ropensci.org/9b5c65df9e7bdd421fb7f655e7cde0cdf9c24ebac6ea43e22b6f1f4f199fb5a7", "status": "success", "check": "OK", "buildurl": "https://github.com/r-universe/harpgroup/actions/runs/38807462313" }, { "r": "4.5.3", "os": "win", "version": "2.3.6", "date": "2026-10-15T21:12:26.000Z", "commit": "ac497b0003a7e033518082ddfebf00c50f223bcc", "fileid": "https://r2.ropensci.org/118704a19f14aae9db2d6c67f4d142e65af82f7c6b67fe15f1b4d8b9c7c7cc0f", "status": "success", "check": "OK", "buildurl": "https://github.com/r-universe/harpgroup/actions/runs/38807462313" }, { "r": "4.6.1", "os": "win", "version": "2.3.6", "date": "2026-10-15T21:12:15.000Z", "commit": "ac497b0003a7e033518082ddfebf00c50f223bcc", "fileid": "https://r2.ropensci.org/a5bb2970f82165f40552ea1d3b51a4830b651648c195ce2bbd3fbb667169f18c", "status": "success", "check": "OK", "buildurl": "https://github.com/r-universe/harpgroup/actions/runs/38807462313" } ] }