The other option I use when its completely dark is to carry my training/starter pistol. Soon as I hear them fire off a couple of blanks. Must do some good as usually a couple of minutes later will hear them calling each other to regroup.
HRCH Scaupgetters Seminole Ben SH WCX
2NMH 3GMH HRCH Heads Up Lightning Strikes WCX
Rivers On Goose Buster (just learning)