3e:null 3f:["$","title",null,{"children":"Gang-gangs: habitat and community | Mitchell Whitelaw | Observable"}] 45:T44c,forestMap = { let container = DOM.element('div', { style: `width:1100px;height:800px` }); yield container; const fgArray = Array.from(forestGroups); // Now we create a map object and add a layer to it. let map = L.map(container).setView([-35.2809,148.1000], 7); let osmLayer = L.tileLayer('https://{s}.basemaps.cartocdn.com/light_all/{z}/{x}/{y}@2x.png', { attribution: '© OpenStreetMap contributors' }).addTo(map); fgArray.forEach(([type,obs]) =>{ if (type == "Non forest") return; obs.forEach(i => { var m = L.circleMarker([i.decimalLatitude,i.decimalLongitude],{radius:1}).addTo(map); m.setStyle({color: forestColorMap.get(type)}) }) }) var legend = L.control({position: 'bottomright'}); legend.onAdd = function (map) { var div = L.DomUtil.create('div', 'info legend') fgArray.forEach(([k,v]) => { div.innerHTML += ' ' + k + '
'; }) return div; }; legend.addTo(map); }46:[{"id":"0228687cecabe8d59326fa657e5adcf0471d73549edaba12311f4beb4d331a5d3a547a7f561766604e4a89d1e6f48ebf3bc9b27f162490a8efeffb1b629205dd","href":"https://static.observableusercontent.com/files/0228687cecabe8d59326fa657e5adcf0471d73549edaba12311f4beb4d331a5d3a547a7f561766604e4a89d1e6f48ebf3bc9b27f162490a8efeffb1b629205dd","name":"australia.json","type":"application/json","lastModified":1664235815490.69,"size":1129689},{"id":"3822c30ed6f9779a940dfcdfc386cef4b454577da49373603c54aa19ba653268e210686d0c0becbf0fce1bc53c872cd68397ef09f5f21116bda40f80b3292588","href":"https://static.observableusercontent.com/files/3822c30ed6f9779a940dfcdfc386cef4b454577da49373603c54aa19ba653268e210686d0c0becbf0fce1bc53c872cd68397ef09f5f21116bda40f80b3292588","name":"data.csv","type":"text/csv","lastModified":1664235914530.125,"size":13945824},{"id":"2853bd501d895694bfc11d03efa330aec3394172e5bec73ac9ebadcf91561857074699d447c5a6f4a7af6185bfc8f549164d5211d4f47ca8ef2a26d395d1f94f","href":"https://static.observableusercontent.com/files/2853bd501d895694bfc11d03efa330aec3394172e5bec73ac9ebadcf91561857074699d447c5a6f4a7af6185bfc8f549164d5211d4f47ca8ef2a26d395d1f94f","name":"gang-gangs-IBRA7subregions.csv","type":"text/csv","lastModified":1664322953562.289,"size":14058794},{"id":"55f5c8ae9fa9866a0273629d2d8c164f9a7c49076acedbc3bcabb26bc475cfb3a16b3352cc771a5e430e3d9236671ec435d133c52c0018807c6d115bca0d4290","href":"https://static.observableusercontent.com/files/55f5c8ae9fa9866a0273629d2d8c164f9a7c49076acedbc3bcabb26bc475cfb3a16b3352cc771a5e430e3d9236671ec435d133c52c0018807c6d115bca0d4290","name":"IBRA7_subregions_states.json","type":"application/json","lastModified":1664323137210.437,"size":2389891}] 43:{"id":"20883f3f69ce14a5","slug":null,"title":"Gang-gangs: habitat and community","thumbnail":"6162596f0fe92adf515fb44930f076acdad35bcde14e530ba660dab23a7c98d3","access_level":"public","create_time":"$D2022-09-26T23:38:19.727Z","update_time":"$D2022-09-29T02:45:49.639Z","view_time":null,"first_public_time":"$D2022-10-13T02:40:35.703Z","has_unpublished_edits":null,"fork":false,"stars":0,"starred":false,"owner":{"type":"team","id":"aff35a2a633c89c4","login":"mtchl","name":"Mitchell Whitelaw","avatar_url":"https://avatars-next.observableusercontent.com/52a1b7e44268ad38323892ecffa497a4389484a1d7521eb07575bb99fcadfc56","tier":"starter_2024","bio":"","following":false},"version":199,"publish_version":null,"role":null,"authored":false,"authors":[{"type":"individual","id":"abea9226ca0112c4","login":"mtchl","name":"Mitchell Whitelaw","avatar_url":"https://avatars-next.observableusercontent.com/52a1b7e44268ad38323892ecffa497a4389484a1d7521eb07575bb99fcadfc56","tier":null,"bio":"","following":false}],"members":[{"type":"individual","id":"abea9226ca0112c4","login":"mtchl","name":"Mitchell Whitelaw","avatar_url":"https://avatars-next.observableusercontent.com/52a1b7e44268ad38323892ecffa497a4389484a1d7521eb07575bb99fcadfc56","tier":null,"role":"editor"}],"comments":[],"custom_thumbnail":false,"trashed":false,"lapsed":null,"subscribed":null,"forks":0,"collection":{"id":"5f7ed58bb7ccc0e9","slug":"ala-data-stories","title":"ALA Data Story Sketches","owner":{"id":"aff35a2a633c89c4","login":"mtchl","name":"Mitchell Whitelaw"}},"type":"notebook","body":{"titling":"auto","title":"Gang-gangs: habitat and community","cells":[{"id":0,"value":"# Gang-gangs: habitat and community","pinned":false,"hidden":false,"mode":"md","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"","database":"$undefined"},{"id":20,"value":"width=1100;","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":22,"value":"height=800;","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":28,"value":"Gang-gang observations faceted with forest type (from the [ABARES Forests of Australia](https://www.agriculture.gov.au/abares/forestsaustralia/forest-data-maps-and-tools/spatial-data/forest-cover) dataset) - this was generated using the ALA Download API. \"cl10000\" is the field name for the ABARES spatial layer.\n\n`https://biocache-ws.ala.org.au/ws/occurrences/index/download?\nq=(lsid:https://biodiversity.org.au/afd/taxa/6c646af8-06fb-40ae-83aa-3dd001cc4ea6)\n&fq=(spatiallyValid:true)\n&fields=decimalLatitude%2CdecimalLongitude%2CeventDate%2CrecordID%2CdataResourceName%2CrecordedBy%2Ccl10000\n&qualityProfile=ALA\n&dwcHeaders=true\n&qa=none\n&emailNotify=false&sourceTypeId=2004&reasonTypeId=4&email=mitchell.whitelaw%40gmail.com`","pinned":false,"hidden":false,"mode":"md","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"","database":"$undefined"},{"id":25,"value":"obs = FileAttachment(\"data.csv\").csv()","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":32,"value":"forestGroups = d3.group(obs, d => d.cl10000)","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":49,"value":"html`\n \n ${Array.from(forestGroups).sort((a,b) => b[1].length - a[1].length).map(([k,v]) => html.fragment`\n \n \n \n `)}\n

Forest Type	Obs	Colour
${k}	${v.length}

`","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":61,"value":"Array.from(forestGroups)","pinned":true,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":36,"value":"forestColorMap = new Map([\n[\"Acacia\", \"#D1AD00\"],\n[\"Callitris\", \"#0080FF\"],\n[\"Casuarina\", \"#7C1F00\"],\n[\"Eucalypt Mallee Open\", \"#CC6665\"],\n[\"Eucalypt Mallee Woodland\",\"#FEA07A\"],\n[\"Eucalypt Low Closed\", \"#98FB99\"],\n[\"Eucalypt Low Open\", \"#546A2F\"],\n[\"Eucalypt Low Woodland\", \"#7AC4CD\"],\n[\"Eucalypt Medium Closed\", \"#BCB76B\"],\n[\"Eucalypt Medium Open\", \"#7ECF7E\"],\n[\"Eucalypt Medium Woodland\", \"#80FF02\"],\n[\"Eucalypt Tall Closed\", \"#1B4400\"],\n[\"Eucalypt Tall Open\", \"#458A00\"],\n[\"Eucalypt Tall Woodland\", \"#BDFFFF\"],\n[\"Mangrove\", \"#FF00FF\"],\n[\"Melaleuca\", \"#FFFF00\"],\n[\"Rainforest\", \"#191971\"],\n[\"Other native forest\", \"#FF9E0F\"],\n[\"Commercial plantation\", \"#F00200\"],\n[\"Hardwood plantation\", \"#F00200\"], // making this one up, they seem to be merged into commercial plantation in the map\n[\"Softwood plantation\", \"#F02222\"], // making this one up\n[\"Mixed species plantation\", \"#F03333\"], // making this one up\n[\"Other forest\", \"#EEE0CD\"],\n[\"Non forest\",\"#ddd\"]\n])","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":5,"value":" map = {\n const context = DOM.context2d(width, height);\n context.canvas.style.maxWidth = \"100%\";\n context.rect(0,0,width,height);\n context.fill();\n const pathGenerator = d3.geoPath().projection(projection).context(context);\n context.beginPath();\n pathGenerator(topojson.feature(aus,aus.objects.states));\n context.fillStyle = '#444'; \n context.fill();\n \n pathGenerator.pointRadius(1.5);\n context.lineWidth = 0.1;\n \n context.globalAlpha = 1;\n\n for (const [key,value] of forestGroups){\n context.beginPath();\n context.fillStyle = forestColorMap.get(key);\n pathGenerator({type:\"Feature\",geometry: {type:\"MultiPoint\",\"coordinates\": value.map(f => [f.decimalLongitude, f.decimalLatitude])}});\n context.fill();\n }\n\n return context.canvas;\n}","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":95,"value":"## Gang-gangs in \"non forest\" areas\nIs this showing the importance of urban habitat for this species, or just observation bias? How could we tell the difference?","pinned":false,"hidden":false,"mode":"md","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"","database":"$undefined"},{"id":83,"value":"nonForestMap = {\n let container = DOM.element('div', { style: `width:1100px;height:800px` });\n yield container;\n \n // Now we create a map object and add a layer to it.\n let map = L.map(container).setView([-35.2809,148.1000], 7);\n let osmLayer = L.tileLayer('https://{s}.basemaps.cartocdn.com/light_all/{z}/{x}/{y}@2x.png', {\n attribution: '© OpenStreetMap contributors'\n }).addTo(map);\n \n forestGroups.get(\"Non forest\").forEach(o => {\n var m = L.circleMarker([o.decimalLatitude,o.decimalLongitude],{radius:1}).addTo(map);\n m.setStyle({color: \"#A00\"})\n })\n \n // all obs\n // Array.from(forestGroups).forEach(([type,obs]) =>{\n // obs.forEach(i => {\n // var m = L.circleMarker([i.decimalLatitude,i.decimalLongitude],{radius:1}).addTo(map);\n // m.setStyle({color: forestColorMap.get(type)})\n // })\n // })\n\n \n}","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":100,"value":"## Gang-gangs in \"forest\" areas\n","pinned":false,"hidden":false,"mode":"md","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"","database":"$undefined"},{"id":89,"value":"$45","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":116,"value":"html`\n\n`","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":135,"value":"## Gang-gangs by IBRA 7 subregions\nDL Query\n\n`https://biocache-ws.ala.org.au/ws/occurrences/index/download?\nq=(lsid:https://biodiversity.org.au/afd/taxa/6c646af8-06fb-40ae-83aa-3dd001cc4ea6)\n&fq=(spatiallyValid:true)\n&fields=decimalLatitude%2CdecimalLongitude%2CeventDate%2CrecordID%2CdataResourceName%2CrecordedBy%2Ccl1049\n&qualityProfile=ALA\n&dwcHeaders=true\n&qa=none\n&emailNotify=false&sourceTypeId=2004&reasonTypeId=4&email=mitchell.whitelaw%40gmail.com`","pinned":false,"hidden":false,"mode":"md","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"","database":"$undefined"},{"id":140,"value":"regionObs = FileAttachment(\"gang-gangs-IBRA7subregions.csv\").csv()","pinned":true,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":142,"value":"regionGroups = d3.group(regionObs,d => d.cl1049)","pinned":true,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":174,"value":"regionGroupArray = (await Array.from(regionGroups).map(([k,v]) => {return {region:k,obs:v}}))","pinned":true,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":152,"value":"TopoJSON of the IBRA subregions, [source](https://www.environment.gov.au/fed/catalog/search/resource/downloadData.page?uuid=%7B1273FBE2-F266-4F3F-895D-C1E45D77CAF5%7D) - simplified with Mapshaper and converted to topoJSON","pinned":false,"hidden":false,"mode":"md","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"","database":"$undefined"},{"id":149,"value":"ibraSubregions = FileAttachment(\"IBRA7_subregions_states.json\").json()","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":198,"value":"Next, see the [choropleth map](https://observablehq.com/d/685296e50d0ac412) of this data!","pinned":false,"hidden":false,"mode":"md","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"","database":"$undefined"},{"id":147,"value":"## Appendix, Libraries, Geodata","pinned":false,"hidden":false,"mode":"md","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"","database":"$undefined"},{"id":167,"value":"import {Choropleth} from \"@d3/choropleth\"","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":186,"value":"Choropleth","pinned":true,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":10,"value":"d3geo = require(\"d3-geo@2\")","pinned":true,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":12,"value":"topojson = require(\"topojson-client@3\")","pinned":true,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":14,"value":"aus = FileAttachment(\"australia.json\").json();","pinned":true,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":18,"value":"states = topojson.feature(aus, aus.objects.states).features","pinned":true,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":7,"value":"projection = d3geo.geoMercator().scale(4000).center([148.1000, -35.2809]).translate([width/2,height/2])\n ","pinned":true,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":59,"value":"html = htl.html","pinned":true,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":79,"value":"L = require(\"leaflet@1.8.0\")","pinned":true,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":81,"value":"html``","pinned":true,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"}],"files":"$W46","stdlib":"1"}} 44:"$43:body"