IOSA Ref N#'s
Clyde islands
CL-01 Arran
CL-02 Bute
CL-03 Great Cumbrae
CL-04 Little Cumbrae
CL-05 Ailsa Craig
CL-06 Holy
CL-07 Pladda
CL-08 Sanda
CL-09 Davaar
CL-10 Inchmarnock
CL-11 Lady Isle
CL-12 Horse
CL-13 Burnt (Burse)
Firth of Forth islands
FF-01 Isle of May
FF-02 Bass Rock
FF-03 Craigleith
FF-04 Fidra
FF-05 Inchkeith
FF-06 Inchcolm
FF-07 Inchmickery
FF-08 Lamb
Firth of Lornes islands
FL-01 Lismore
FL-02 Kerrera
FL-03 Seil
FL-04 Luing
FL-05 Scarba
FL-06 Garvellachs
FL-07 Lunga
FL-08 Shuna (E of Luing)
FL-09 Eilean Macaskin
FL-10 Eilean Righ
FL-11 Eilan Mhic-Crion
FL-12 Shuna (NW of Appin)
Inner Hebrides islands
NH-01 Canna
NH-02 Rhum
NH-03 Eigg
NH-04 Tiree
NH-05 Coll
NH-06 Muck
NH-07 Skye
NH-08 Ascribe Islands
NH-09 Rona
NH-10 Raasay
NH-11 Pabay
NH-12 Crowlin Islands
NH-13 Longay
NH-14 Wiay
NH-15 Mull
NH-16 Iona
NH-17 Treshnish Islands
NH-18 Ulva
NH-19 Colonsay
NH-20 Oronsay
NH-21 Jura
NH-22 Islay
NH-23 Texa
NH-24 Gigha
NH-25 Cara
NH-26 Soay
NH-27 Little Colonsay
NH-28 Gometra
NH-29 Staffa
NH-30 Scalpay (Skye)
NH-31 Isay
NH-32 Eorsa (Mull)
NH-33 Mingay (Skye)
NH-34 Isay
NH-35 Eorsa (Mull)
NH-36 Calve (Mull)
NH-37 Inch Kenneth
Outer Hebrides islands
OH-01 Lewis & Harris
OH-02 North Uist
OH-03 South Uist
OH-04 Benbecula
OH-05 Berneray
OH-06 Monach Islands
OH-07 Vatersay
OH-08 Mingulay
OH-09 Eriskay
OH-10 Sandray
OH-11 Barra
OH-12 Great Bernera
OH-13 Scarp
OH-14 Tarnansay
OH-15 Pabbay
OH-16 South Berneray
OH-17 South Pabbay
OH-18 Shiant Islands
OH-19 Boreray
OH-20 Killegray
OH-21 Ensay
OH-22 Eilean Iubhard
OH-23 Seaforth
OH-24 Mealista
OH-25 Scalpay (Harris)
OH-26 Baleshare
OH-27 Grimsay
OH-28 Vallay (NW of N Uist)
OH-29 Kirkibost
OH-30 Ronay
OH-31 Wiay (NE of N Uist)
Outliers islands
OL-01 Flannan
OL-02 St.Kilda
OL-03 North Rona
OL-04 Sula Sgeir
OL-05 Rockall
Orkney islands
OR-01 Mainland
OR-02 Westray
OR-03 Papa Westray
OR-04 North Ronaldsay
OR-05 South Ronaldsay
OR-06 Hoy
OR-07 Shapinsay
OR-08 Stronsay
OR-09 Rousay
OR-10 Sanday
OR-11 Eday
OR-12 Egilsay
OR-13 Flotta
OR-14 Burray
OR-15 Swona
OR-16 Switha
OR-17 Fara
OR-18 Cava
OR-19 Copinsay
OR-20 Graemsay
OR-21 Gairsay
OR-22 Wyre
OR-23 Faray
OR-24 Eynhallow
OR-25 Auskerry
OR-26 Lamb Holm
OR-27 Glim Holm
OR-28 Hunda
Coastrals islands
SC-01 Pentland Skerries
SC-02 Stroma
SC-03 Neave
SC-04 Eilean Nan Ron
SC-05 Rabbit Islands
SC-06 Eilean Hoan
SC-07 Handa
SC-08 Oldany
SC-09 Gruinard
SC-10 Summer Isle
SC-11 Isle of Ewe
SC-12 Eilean Horrisdale
SC-13 Longa
SC-14 Trodday
SC-15 Fladda
SC-16 Mingay
SC-17 Isay
Solway of Firth islands
SF-01 Hestan
SF-02 Little Ross
SF-03 Islands of Fleet
SF-04 Scares
Shetlands islands
SH-01 Mainland
SH-02 Unst
SH-03 Yell
SH-04 Fetlar
SH-05 Whalsay
SH-06 Bressay
SH-07 Foula
SH-08 Outer Skerries
SH-09 Fair Isle
SH-10 Mousa
SH-11 Noss
SH-12 Vaila
SH-13 Vementry
SH-14 Papa Stour
SH-15 Hascosay
SH-16 Hildasay
SH-17 Papa Little
----------------------
(Islands below are the same
as above,Just different Ref N#s)
Scotia Ref Numbers
Coastal North
CN01 IONA
CN02 KERRERA
CN03 INCH KENNETH
CN04 EORSA
CN05 ULVA
CN06 GOMETRA
CN07 LISMORE
CN08 SHUNA
CN09 CALVE
CN10 MULL
CN11 CARNA
CN12 ORONSAY
CN13 SHONA
CN14 SKYE
CN15 ORNSAY
CN16 SOAY
CN17 PABAY
CN18 SCALPAY
CN19 LONGAY
CN20 CROWLIN
CN21 WIAY
CN22 TARNER
CN23 HARLOSH
CN24 RAASAY
CN25 ISAY
CN26 MINGAY
CN27 Eilean HORRISDALE
CN28 LONGA
CN29 Isle of EWE
CN30 GRUINARD
CN31 Isle MARTIN
CN32 TANERA MOR
CN33 GLAS-LEAC MOR
CN34 Isle RISTOL
CN35 MULLAGRACH
CN36 A' CHLEIT
CN37 SOYEA
CN38 OLDANY
Coastal south
CS01 ISLE of MAY
CS02 BASS ROCK
CS03 CRAIGLEITH
CS04 FIDRA
CS05 INCHKEITH
CS06 INCHMICKERY
CS07 INCHCOLM
CS08 HESTAN
CS09 Little ROSS
CS10 Isles of FLEET
CS11 DAVAAR
CS12 PLADDA
CS13 HOLY Island
CS14 ARRAN
CS15 HORSE Island
CS16 Little CUMBRAE
CS17 Great CUMBRAE
CS18 INCHMARNOCK
CS19 BUTE
CS20 BURNT Islands
CS21 CARA
CS22 GIGALUM
CS23 GIGHA
CS24 TEXA
CS25 ISLAY
CS26 ORSAY
CS27 Eilean IMERSAY
CS28 JURA
CS29 GOAT(Jura Small)Island
CS30 Island of DANNA
CS31 Island MACASKIN
CS32 Eilean RIGH
CS33 Eilean MHIC CHRION
CS34 SCARBA
CS35 SHUNA
CS36 LUING
CS37 LUNGA
CS38 TORSA
CS39 EASDALE
CS40 SEIL
Distant Islands
DI01 AILSA CRAIG
DI02 SANDA
DI03 LADY Isle
DI04 ORONSAY
DI05 COLONSAY
DI06 GARBH EILEACH
DI07 STAFFA
DI08 Little COLONSAY
DI09 TRESHNISH Islands
DI10 TIREE
DI11 GUNNA
DI12 COLL
DI13 South BERNERAY
DI14 MINGULAY
DI15 PABBAY
DI16 SANDRAY
DI17 BORERAY
DI18 MUCK
DI19 EIGG
DI20 RHUM
DI21 CANNA
DI22 MONACH Islands
DI23 St KILDA
DI24 SHIANT Islands
DI25 FLANNAN Isles
DI26 ASCRIB Islands
DI27 RONA
DI28 STAFFIN
DI29 FLODIGARRY
DI30 Eilean HOAN
DI31 RABBIT Island
DI32 Eilean nan RON
DI33 NEAVE(or COOMBE) Is.
DI34 STROMA
DI35 FOULA
Hebridean Islands
HI01 VATERSAY
HI02 BARRA
HI03 FUIAY
HI04 FUDAY
HI05 ERISKAY
HI06 South UIST
HI07 WIAY
HI08 BENBECULA
HI09 RONAY
HI10 GRIMSAY
HI11 BALESHARE
HI12 KIRKIBOST
HI13 North UIST
HI14 VALLAY
HI15 BERNERAY
HI16 KILLEGRAY
HI17 ENSAY
HI18 PABBAY
HI19 SCALPAY
HI20 TARANSAY
HI21 HARRIS / LEWIS
HI22 Eilean LIUBHAIRD
HI23 SEAFORTH
HI24 SCARP
HI25 Eilean CHALUIM CHILLE
HI26 VACSAY (BURNS Island)
HI27 Great BERNERA
HI28 Little BERNERA
Orkney Islands
OI01 SWONA
OI02 South RONALDSAY
OI03 SWITHA
OI04 FLOTTA
OI05 FARA
OI06 HOY
OI07 HUNDA
OI08 BURRAY
OI09 CAVA
OI10 GLIMS HOLM
OI11 LAMB HOLM
OI12 COPINSAY
OI13 GRAEMSAY
OI14 ORKNEY (Mainland)
OI15 HELLIAR HOLM
OI16 SHAPINSAY
OI17 GAIRSAY
OI18 STRONSAY
OI19 WYRE
OI20 MUCKLE GREEN HOLM
OI21 LINGA HOLM
OI22 EGILSAY
OI23 ROUSAY
OI24 EYNHALLOW
OI25 PAPA STRONSAY
OI26 HOLM of SCOCK NESS
OI27 EDAY
OI28 FARAY
OI29 CALF of EDAY
OI30 SANDAY
OI31 WESTRAY
OI32 PAPA WESTRAY
OI33 North RONALDSAY
Shetland Islands
SI01 MOUSA
SI02 East BURRA
SI03 West BURRA
SI04 OXNA
SI05 TRONDRA
SI06 PAPA
SI07 HILDASAY
SI08 BRESSAY
SI09 Isle of NOSS
SI10 VAILA
SI11 SHETLAND (Mainland)
SI12 PAPA STOUR
SI13 VEMENTRY
SI14 PAPA LITTLE
SI15 WHALSAY
SI16 West LINGA
SI17 LINGA (by SI18)
SI18 MUCKLE ROE
SI19 BIGGA
SI20 YELL
SI21 HASCOSAY
SI22 FETLAR
SI23 LINGA (by SI26)
SI24 UYEA
SI25 BALTA
SI26 UNST