404. That’s an error.

The requested URL /bookmarks/mark?op=edit&bkmk=https%3A%2F%2Fwww.whatsthatfish.com%2Fbrowse%2Ftags%2Flimit%2Fred%252Cspeckled%252Corange%252CScorpionfishes-Flatheads---Scorpionfishes-Rockfishes%252Cbeard%252Cskin-tags%252Ctassels was not found on this server. That’s all we know.