A blog about Rivers, R, & Frogs! https://ryanpeek.org It’s been a long long while since I’ve been able to have space or time to write a post, and so I thought it a good plan to just post something to make sure this all still works, and give a shout out to the amazing Distill + Netlify combination... Sat, 04 Sep 2021 00:00:00 -0700 https://ryanpeek.org/2021-09-04-2021-09-04-distill-websites/ https://ryanpeek.org/2021-09-04-2021-09-04-distill-websites/ Souping up R Markdown! Code Show All Code Hide All Code Souping up R Markdown! 2020-02-20 For folks that are just getting started in R, or for those who have so far avoided doing anything that isn’t just coding in R, I wanted to jot down a few tips that... Thu, 20 Feb 2020 00:00:00 -0800 https://ryanpeek.org/2020-02-20-10-tips-to-souping-up-rmarkdown/ https://ryanpeek.org/2020-02-20-10-tips-to-souping-up-rmarkdown/ 2019-09-17-reading-databases-in-R.utf8.md Code Show All Code Hide All Code Reading databases of different types is always fun. I have to look it up each time, and now that there are many different options, it makes things even more exciting. Add that I work across both PC and OSX platforms, and the... Tue, 17 Sep 2019 00:00:00 -0700 https://ryanpeek.org/2019-09-17-reading-databases-in-R/ https://ryanpeek.org/2019-09-17-reading-databases-in-R/ I’m double posting this, even though it’s over on my mapping in R site. I’ve gotten a number of questions along these lines lately and it seemed a good time to “repost” it here. It’s a general summary of joins in R, plus some fun ways to dispaly climate data... Mon, 29 Apr 2019 00:00:00 -0700 https://ryanpeek.org/2019-04-29-spatial-joins-in-R/ https://ryanpeek.org/2019-04-29-spatial-joins-in-R/ Updated Mapping in R Webpage (and Salamanders) I’ve been meaning to update my Mapping in R webpage, which I put together about a year ago. Amazing how much changes in 9 months in the #rstats world. I finally got around to cleaning a few things up and hopefully this new... Mon, 11 Mar 2019 00:00:00 -0700 https://ryanpeek.org/2019-03-11-updating-R-mapping-website/ https://ryanpeek.org/2019-03-11-updating-R-mapping-website/ 2019-01-17-making-a-stacked-3d-plot.utf8.md Code Show All Code Hide All Code Making a Stacked 3d Plot (and some Interpolation!) I have a backlog of little bits of code or test projects I’ve helped folks with over the last few (or more) years. In trying to write more and get some more posts up... Thu, 17 Jan 2019 00:00:00 -0800 https://ryanpeek.org/2019-01-17-making-a-stacked-3d-plot/ https://ryanpeek.org/2019-01-17-making-a-stacked-3d-plot/ 2018-11-13-a-few-mapping-tips.utf8.md Code Show All Code Hide All Code Some More Watershed Mapping Tricks with sf and USGS code Just to make sure that I post something at least annually, I’m jump-starting my posts again. It’s been quite a journey to finish my PhD, and I’m still re-calibrating/re-adjusting. Hopefully I’ll be... Tue, 13 Nov 2018 00:00:00 -0800 https://ryanpeek.org/2018-11-13-a-few-mapping-tips/ https://ryanpeek.org/2018-11-13-a-few-mapping-tips/ Code Show All Code Hide All Code Part III: Snapping Points to NHD Flowline Data and Calculating River Distance with riverdist Though it’s a bit late in getting posted, this is part III in a spatial series that is becoming a quasi-workshop in the variety of ways we can work... Tue, 21 Nov 2017 00:00:00 -0800 https://ryanpeek.org/2017-11-21-mapping-with-sf-part-3/ https://ryanpeek.org/2017-11-21-mapping-with-sf-part-3/ Part II: Download NHD Flowline Data and Use sf Functions So last post (Part I), I showed how to calculate distance matrices and find out the nearest points between two sets of point data. Now that we know how to identify the nearest neighbor for one set of points to... Sun, 05 Nov 2017 00:00:00 -0700 https://ryanpeek.org/2017-11-05-mapping-with-sf-Part-2/ https://ryanpeek.org/2017-11-05-mapping-with-sf-Part-2/ Part I: Calculating Distance Matrices for Nearest Points with sf, SearchTrees, & Imap As usual I wanted to post more regularly and it hasn’t happened. However, I’ve been using the sf package a bunch lately, and I wanted to provide a series of posts that highlight some of the ways... Tue, 24 Oct 2017 00:00:00 -0700 https://ryanpeek.org/2017-10-24-mapping-with-sf-part-1/ https://ryanpeek.org/2017-10-24-mapping-with-sf-part-1/ Converting/Adding Spatial Coordinates It’s been awhile since I posted. Turns out grad school and two small children require some attention. However, I’ve been just awful about posting things, and it really is a pretty painless and quick process, so I’m going to try and post something more regularly even if... Thu, 03 Aug 2017 00:00:00 -0700 https://ryanpeek.org/2017-08-03-converting-XY-data-with-sf-package/ https://ryanpeek.org/2017-08-03-converting-XY-data-with-sf-package/ Teaching R I’ve been meaning to write a few notes from my experience teaching a grad level R course this past winter. It was a lot of work, a lot of fun, and I thought it might be useful to reflect a bit about the experience, in the hope that... Wed, 19 Apr 2017 00:00:00 -0700 https://ryanpeek.org/2017-04-19-teaching_R_to_ecologists/ https://ryanpeek.org/2017-04-19-teaching_R_to_ecologists/ Notes and Komodo Dragons It’s been awhile since I last wrote, and I was inspired to jot down a quick post by a note I received recently. In the advent of electronic surveys, webforms, etc., it is rare to see hand written notes or letters, they have become almost quaint... Sun, 18 Dec 2016 00:00:00 -0800 https://ryanpeek.org/2016-12-18-notes_from_15_years_ago/ https://ryanpeek.org/2016-12-18-notes_from_15_years_ago/ Making Animations! Last post I discussed and demonstrated how you can make a pretty nice map using R. Building on that, and some work I’ve been doing for an upcoming conference presentation, I spent some time figuring out how to take some of those really nice maps, plotted through time,... Wed, 19 Oct 2016 00:00:00 -0700 https://ryanpeek.org/2016-10-19-animated-gif_maps_in_R/ https://ryanpeek.org/2016-10-19-animated-gif_maps_in_R/ Frustration in Mapping With so many tools and software options available to create maps and analyze spatial data, it’s really not surprising that the hurdles required to learn how to use them can seem insurmountable. My first job out of college involved learning how to use ESRI’s ArcGIS one painful... Wed, 28 Sep 2016 00:00:00 -0700 https://ryanpeek.org/2016-09-28-static_maps_in_R/ https://ryanpeek.org/2016-09-28-static_maps_in_R/ Ever seen a leech? How about a Giant Toebiter? Well they exist…and often in the same place! During some recent work in the Yuba watershed, a great group of folks from Earth Watch came along to help with amphibian surveys a few different meadows. I think it’s possibly one of... Mon, 01 Aug 2016 00:00:00 -0700 https://ryanpeek.org/2016-08-01-leeches_toebiters_ohmy/ https://ryanpeek.org/2016-08-01-leeches_toebiters_ohmy/ A few updates…mainly I had a stare down with a mountain lion! Pretty astounding, a bit nerve-wracking, but generally a very cool experience. Alas I only have a blurry picture to show for it, I was more concerned with making noise and appearing large than getting a great picture. The... Thu, 21 Jul 2016 00:00:00 -0700 https://ryanpeek.org/2016-07-21-mountain_lion/ https://ryanpeek.org/2016-07-21-mountain_lion/ A Long Hike Down As part of my dissertation, I have been visiting many streams and creeks throughout the Sierra Nevada to search for foothill yellow-legged frogs (Rana boylii). One of the goals is to better understand not only the current range of the species, but also to use genetics... Mon, 04 Jul 2016 00:00:00 -0700 https://ryanpeek.org/2016-07-04-sailor-canyon/ https://ryanpeek.org/2016-07-04-sailor-canyon/ This is a test of a leaflet map made in R, and ported over via jekyll to this post. It’s a fairly simple map of the Pacific Crest Trail, which I hope to hike in it’s entirety one day. Maybe not all at once, but certainly in segments. It’s a... Fri, 01 Jul 2016 00:00:00 -0700 https://ryanpeek.org/2016-07-01-pctmap/ https://ryanpeek.org/2016-07-01-pctmap/ This is my first post, riveting I know. Just a test! More to come! Twitter on! Thu, 30 Jun 2016 00:00:00 -0700 https://ryanpeek.org/2016-06-30-first-post/ https://ryanpeek.org/2016-06-30-first-post/