Well we are talking 10 aircraft here - the Mallard, three Geese and six Widgeons.
From the top:
ZK-AVM WidgeonBuilt post-war, to Australia as VH-AZO, then to NZ in 1950. A couple of overseas postings since then, but still current with Owen Harnish
ZK-BAY WidgeonBuilt wartime, service with the US Navy as J4F-2 Bu37732
Civilianised in the US, worked there until 1952, then to NZ
Cr off Browns Island, Waitemata Harbour, Auckland, 24Dec70. Pilot Roger Pool.
ZK-BGQ WidgeonBuilt wartime, service with the US Coastguard as J4F-2 Bu37761
Civilianised in the US (possibly not used there) then to Air Tahiti F-OAGX, then to NZ 1955
Cr Kelly's Bay, Kaipara Harbour, 21Jan80, Dave Lillico.
ZK-BPX WidgeonBuilt postwar, civil use in US and South America, then to NZ in 1959
DBR Pegasus Bay, Stewart Island, 15Jan64. To MoTAT, then Owen Harnish who has it stored.
ZK-CDV MallardBuilt postwar for civil use in Canada CF-FFG, then back through the US to Indonesia, New Guinea and Australia
To NZ 1963 for use on the Manapouri hydro scheme
S.Abd Fiji as VQ-FBC 21Feb69, later N2442H C-GRZI N2442H - still current in the US?
ZK-CFA WidgeonBuilt postwar for civil use in the US and Cuba, to NZ in 1963
Still with Owen Harnish
ZK-CHG WidgeonBuilt wartime for US Coastguard as J4F-2, delivered 28Feb44 as Bu37726
Civil use in the US postwar, to NZ 1964, last use about 1975
stored by Owen Harnish at Auckland. Revoked by CAA 1998
ZK-DFC/2 GooseBuilt wartime for US Navy as JRF-5 Bu84809
Civil use in the US postwar, to NZ 1972
Last flight NZ 26Aug91. S.Abd USA as N3116T
Cr West Coast Caicos Islands 15Dec92
A second Goose for NZ, N75333 c/n B-44, cr on t/off Wichita 11Oct74
ZK-ENY GooseBuilt wartime for Royal Navy as JRF-5 FP495 from 1941
Returned US Nay (lend-lease?) 1945
Civilianised in the US 1947, civil use in the US and Canada, to NZ 1978
S.Abd Australia as VH-ENY November 1989, last seen in Thailand as HS-TOM
ZK-ERX McKinnon G.21G Turbo GooseBuilt US Navy 1944 as JRF-5 Bu37809
Civilanised in the US, civil use in US and Iceland
Returned to the US and converted to turbine power by McKinnon Enterprises Inc., Sandy, OR 1968 for civil use in the US, to NZ 1981
S.Abd USA as N77AQ December 1984 - still current?