1.0Dragon Flyfishinghttp://www.dragon-flyfishing.com/blogJoseph Egryhttp://www.dragon-flyfishing.com/blog/author/jjegrycomcast-net/rich600338<blockquote class="wp-embedded-content" data-secret="uMIzYXFr1L"><a href="http://www.dragon-flyfishing.com/blog/product/san-juan-worm/">San Juan Worm</a></blockquote><iframe sandbox="allow-scripts" security="restricted" src="http://www.dragon-flyfishing.com/blog/product/san-juan-worm/embed/#?secret=uMIzYXFr1L" width="600" height="338" title="“San Juan Worm” — Dragon Flyfishing" data-secret="uMIzYXFr1L" frameborder="0" marginwidth="0" marginheight="0" scrolling="no" class="wp-embedded-content"></iframe><script> /*! This file is auto-generated */ !function(d,l){"use strict";l.querySelector&&d.addEventListener&&"undefined"!=typeof URL&&(d.wp=d.wp||{},d.wp.receiveEmbedMessage||(d.wp.receiveEmbedMessage=function(e){var t=e.data;if((t||t.secret||t.message||t.value)&&!/[^a-zA-Z0-9]/.test(t.secret)){for(var s,r,n,a=l.querySelectorAll('iframe[data-secret="'+t.secret+'"]'),o=l.querySelectorAll('blockquote[data-secret="'+t.secret+'"]'),c=new RegExp("^https?:$","i"),i=0;i<o.length;i++)o[i].style.display="none";for(i=0;i<a.length;i++)s=a[i],e.source===s.contentWindow&&(s.removeAttribute("style"),"height"===t.message?(1e3<(r=parseInt(t.value,10))?r=1e3:~~r<200&&(r=200),s.height=r):"link"===t.message&&(r=new URL(s.getAttribute("src")),n=new URL(t.value),c.test(n.protocol))&&n.host===r.host&&l.activeElement===s&&(d.top.location.href=t.value))}},d.addEventListener("message",d.wp.receiveEmbedMessage,!1),l.addEventListener("DOMContentLoaded",function(){for(var e,t,s=l.querySelectorAll("iframe.wp-embedded-content"),r=0;r<s.length;r++)(t=(e=s[r]).getAttribute("data-secret"))||(t=Math.random().toString(36).substring(2,12),e.src+="#?secret="+t,e.setAttribute("data-secret",t)),e.contentWindow.postMessage({message:"ready",secret:t},"*")},!1)))}(window,document); //# sourceURL=http://www.dragon-flyfishing.com/blog/wp-includes/js/wp-embed.min.js </script> http://www.dragon-flyfishing.com/blog/wp-content/uploads/2014/07/SanJuanWorm.jpg414275Some people consider this a controversial fly, mostly because it has the word "worm" in its name. Rivers do have populations of aquatic worms. They are generally one inch to two inches long and live in the riverbed itself. They look very much like earthworms or miniature nightcrawlers.