diff --git a/gtk2_ardour/editor_ops.cc b/gtk2_ardour/editor_ops.cc
index d7ed790c7f..52e470f1f5 100644
--- a/gtk2_ardour/editor_ops.cc
+++ b/gtk2_ardour/editor_ops.cc
@@ -1950,17 +1950,22 @@ Editor::create_region_from_selection (vector<boost::shared_ptr<AudioRegion> >& n
 void
 Editor::split_multichannel_region ()
 {
-	vector<AudioRegion*> v;
-
-	AudioRegionView* clicked_arv = dynamic_cast<AudioRegionView*>(clicked_regionview);
-	
-	if (!clicked_arv || clicked_arv->audio_region()->n_channels() < 2) {
+	if (selection->regions.empty()) {
 		return;
 	}
 
-	clicked_arv->audio_region()->separate_by_channel (*session, v);
+	vector<boost::shared_ptr<AudioRegion> > v;
 
-	/* nothing else to do, really */
+	for (list<RegionView*>::iterator x = selection->regions.begin(); x != selection->regions.end(); ++x) {
+
+		AudioRegionView* arv = dynamic_cast<AudioRegionView*>(*x);
+		
+		if (!arv || arv->audio_region()->n_channels() < 2) {
+			continue;
+		}
+
+		(arv)->audio_region()->separate_by_channel (*session, v);
+	}
 }
 
 void
diff --git a/gtk2_ardour/editor_region_list.cc b/gtk2_ardour/editor_region_list.cc
index d2bcf5931d..d8c521da20 100644
--- a/gtk2_ardour/editor_region_list.cc
+++ b/gtk2_ardour/editor_region_list.cc
@@ -50,7 +50,6 @@ using namespace Editing;
 void
 Editor::handle_audio_region_removed (boost::weak_ptr<AudioRegion> wregion)
 {
-	cerr << "removed region\n";
 	ENSURE_GUI_THREAD (mem_fun (*this, &Editor::redisplay_regions));
 	redisplay_regions ();
 }
diff --git a/libs/ardour/ardour/audioregion.h b/libs/ardour/ardour/audioregion.h
index 7a88655afe..ef5f5dc6e7 100644
--- a/libs/ardour/ardour/audioregion.h
+++ b/libs/ardour/ardour/audioregion.h
@@ -118,7 +118,7 @@ class AudioRegion : public Region
 	void set_envelope_active (bool yn);
 	void set_default_envelope ();
 
-	int separate_by_channel (ARDOUR::Session&, vector<AudioRegion*>&) const;
+	int separate_by_channel (ARDOUR::Session&, vector<boost::shared_ptr<AudioRegion> >&) const;
 
 	/* filter */
 
diff --git a/libs/ardour/audioregion.cc b/libs/ardour/audioregion.cc
index 1fc7703cfa..9f76b0f19e 100644
--- a/libs/ardour/audioregion.cc
+++ b/libs/ardour/audioregion.cc
@@ -42,6 +42,7 @@
 #include <ardour/audiofilter.h>
 #include <ardour/audiofilesource.h>
 #include <ardour/destructive_filesource.h>
+#include <ardour/region_factory.h>
 
 #include "i18n.h"
 #include <locale.h>
@@ -1020,25 +1021,44 @@ AudioRegion::recompute_at_start ()
 }
 
 int
-AudioRegion::separate_by_channel (Session& session, vector<AudioRegion*>& v) const
+AudioRegion::separate_by_channel (Session& session, vector<boost::shared_ptr<AudioRegion> >& v) const
 {
 	SourceList srcs;
 	string new_name;
+	int n;
 
-	for (SourceList::const_iterator i = master_sources.begin(); i != master_sources.end(); ++i) {
+	if (sources.size() < 2) {
+		return 0;
+	}
+
+	n = 0;
+
+	for (SourceList::const_iterator i = sources.begin(); i != sources.end(); ++i) {
 
 		srcs.clear ();
 		srcs.push_back (*i);
 
-		/* generate a new name */
-		
-		if (session.region_name (new_name, _name)) {
-			return -1;
+		new_name = _name;
+
+		if (sources.size() == 2) {
+			if (n == 0) {
+				new_name += "-L";
+			} else {
+				new_name += "-R";
+			}
+		} else {
+			new_name += '-';
+			new_name += ('0' + n + 1);
 		}
 
 		/* create a copy with just one source */
 
-		v.push_back (new AudioRegion (srcs, _start, _length, new_name, _layer, _flags));
+		boost::shared_ptr<Region> r = RegionFactory::create (srcs, _start, _length, new_name, _layer, _flags);
+		boost::shared_ptr<AudioRegion> ar = boost::dynamic_pointer_cast<AudioRegion> (r);
+
+		v.push_back (ar);
+		
+		++n;
 	}
 
 	return 0;