Missing In Action JG 26

Here follows the list of MIA pilots of JG 26. Any question concerning this list is welcomed. If you have the answer to just one of these entries, I would be glad to include your remark and name.
21/06/40 Gefr. Haselier 1./JG 26 Nevers
21/06/40 Gefr. Statskewitz 1./JG 26 Nevers
09/07/43 Uffz. Hans Pritze 7./JG 26 Fw 190 A-5 (51308)
white 5
Combat with P-39
Near Schlüsselburg
07/06/44 Fhr. Gerhard Schulwitz 3./JG 26
pilot of 6. Staffel
Fw 190 A-8 (170355) 170335?
Yellow 10
AA fire
Estuary of the Orne
25/06/44 Uffz. Robert Marek 2./JG 26 Fw 190 A-8 (170402)
Black 6
Combat with P-47
SSW. Caen
07/07/44 Uffz. Browno Schwarz 11./JG 26 Bf 109 G-6 (163412)
Yellow 1
Combat with fighter
Evreux / Saint Lô
07/07/44 Lt. Josef Menze 12./JG 26 Bf 109 G-6 (163616)
Blue 1
Combat with Spitfire
20 km E. Caen
09/08/44 Uffz. Horst Gewitz 9./JG 26 Bf 109 G-6 (440668)
White 16
Unknown reason (combat with P-47 ?)
Chartres – Orléans
13/08/44 Uffz. Wilhelm Schäfer 3./JG 26 Fw 190 A-8 (680837)
Yellow 3
Combat with P-51
50 km W. Boulogne
18/08/44 Fw. Walter Hasenclever 7./JG 26 Fw 190 A-8 (174114)
Brown 3
Combat with fighter
Area of Caen
18/08/44 Uffz. Heinrich Hering 12./JG 26 Bf 109 G-6/U4 (440991)
Yellow 8
Combat with fighter
Falaise-Argentan
26/08/44 Lt. Helmut Lampe 5./JG 26 Fw 190 A-8 (731748)
White 5
Unknown reason
Amiens-Beauvais
19/09/44 Ofhr. Klaus Knappmann 6./JG 26 Fw 190 A-8 (732050)
Black 9
During a straffing
Near Arnhem
27/09/44 Uffz. Valentin Baier 8./JG 26 Fw 190 A-8 (173014)
Blue 3
Combat with Spitfire
Near Arnhem
12/10/44 Uffz. Willi Hildebrandt 2./JG 26 Fw 190 A-9 (690142)
Black 4
Combat with P-51
Near Osnabrück – Hannover
19/11/44 Oblt. Konrad Bertels 8./JG 26 Fw 190 A-8/R2 (750137)
Green 1
Engine trouble, emergency landing
Steinhausen, area of Rheine (?)
27/11/44 Fhj-Uffz. Robert Röhrig 10./JG 26 Bf 109 G-14 (460514)
Black 16
Combat with P-51 and P-47
Area of Münster-Osnabrück
Röhrig crashed near a town called Wettringen between Münster an Osnabrück. The plane was found in 1992 in Breite: 52°11’27.84″N, Länge: 7°21’48.20″E. 
27/11/44 Ofhr. Helmut Lorberg 12./JG 26 Bf 109 K-4 (330152)
Blue 26
Combat with P-51
Gütersloh, near Plantlunne (?)
23/12/44 Obgfr. Erhard Schmidt 2./JG 26 Fw 190 A-8 (171506)
Black 3
Combat with B-24 and P-51
Liège (OO,PM,PL)
24/12/44 Uffz. Hans-Georg Walter 5./JG 26 Fw 190 D-9 (210146)
White 1
Combat with P-47
Near Malmédy
24/12/44 Fw. Arthur Paul 6./JG 26 Fw 190 D-9 (210114)
Black 11
Unknown reason
Area of Liège-Bastogne
01/01/45 Uffz. Rudolf Altendorf JG 26 ? Fw 190 D-9
(15-210087)
Brown 15
Attack against airfield Evere
Altendorf crashed near Kruisdorp (Kloosterzande area -Oost Zeeuws Vlaanderen). He is burried in Ysselsteyn Vak CS Rij 7 Graf nr 164 (Thanks to Jaap Geensen) 
14/01/45 Obgfr. Volkmar
Haarberg
6./JG 26 Fw 190 D-9 (500121)
Black 8
Combat with P-51
Bastogne (Bonn? Nordhorn?)
14/01/45 Ofw. Friedrich
Roggenkamp
7./JG 26 Fw 190 D-9 (500379)
Brown 7
Combat with P-51
Area of St. Vith (near Köln ?)
14/02/45 Obgfr. Rudolf
Zogbaum
IV./JG 26
III./JG 54
Fw 190 D-9 (210973) Teutoburger Wald
Zogblaum crashed in Sassenberg Westf. Ortsteil DackmarHe is burried in Sassenberg.(Thanks to Werner Halank) 
28/02/45 Uffz. Browno Krusen 5./JG 26 Fw 190 D-9 Combat with P-47
Brieg, S. Mönchengladbach
09/03/45 Lt. Helmut Wirth 5./JG 26 Fw 190 D-9 Combat with P-47
Wesel – Vreden
13/03/45 Fw. Arnfried Köhler 13./JG 26 Fw 190 D-9 Combat
15/03/45 Fw. Willi Niedermeyer 5./JG 26 Fw 190 D-9 ?
04/04/45 Obgfr. Günther
Dingler
3./JG 26 Fw 190 D-9 Unknown reason
Area of Lingen – Rheine
17/04/45 Uffz. Karl Fröb 2./JG 26 Fw 190 D-9 (210968) 210989?
Black 8
Combat with Spitfire, crashed into the sea?
Or Lake Schwerin?
Karl Fröb 2./JG 26 crashed in Lake Schwerin. Go to Daedalus-berlin.de. then FW 190 -> Bergung. Plane is today at Berlin Gatow under Restauration. Thanks to  Friedrich Braun  
17/04/45 Uffz. Albert Hutterer 2./JG 26 Fw 190 D-9 Combat with Tempest
SW. Lübeck
20/04/45 Uffz. Erich Schumacher 7./JG 26 Fw 190 D-9 Jabo raid
Area of Berlin – Soltau (ou Sittensen ?)
20/04/45 Uffz. Joseph Simmer 7./JG 26 Fw 190 D-9 Jabo raid, combat with Tempest
Area of Berlin – Soltau (area of Sittensen)
29/04/45 Uffz. Georg Kreth 6./JG 26 Fw 190 D-9 Jabo raid
Area of Lauenburg – Elbe
29/04/45 Uffz. Johannes
Schlimper
6./JG 26 Fw 190 D-9 Combat with Tempest
Bremen-Soltau-Hamburg