2 2,1,"stake, pole, perch, post"
14 4,1,"conical (nun, ogival)"
22 7,1,military aeroplane airport
23 7,2,civil aeroplane airport
27 7,6,small planes airfield
28 7,8,emergency airfield
29 8,1,unrestricted anchorage
30 8,2,deep water anchorage
32 8,4,explosives anchorage
33 8,5,quarantine anchorage
34 8,6,sea-plane anchorage
35 8,7,small craft anchorage
36 8,8,small craft mooring area
37 8,9,anchorage for periods up to 24 hours
45 9,8,transporter bridge
49 9,12,suspension bridge
57 11,3,transmission line
60 11,6,mooring cable/chain
64 13,1,north cardinal mark
65 13,2,east cardinal mark
66 13,3,south cardinal mark
67 13,4,west cardinal mark
74 15,6,glacier (seaward end)
79 16,1,triangulation point
84 16,6,"horizontal control, main station"
85 16,7,"horizontal control, secondary station"
86 17,1,aerial cableway (telepheric)
88 18,1,coverage available
89 18,2,no coverage available
90 19,2,container crane/gantry
97 21,1,distance mark not physically installed
98 21,2,"visible mark, pole"
99 21,3,"visible mark, board"
100 21,4,"visible mark, unknown shape"
102 22,2,non-tidal (wet dock)
103 23,2,chemical waste dumping ground
104 23,3,nuclear waste dumping ground
105 23,4,explosives dumping ground
107 23,6,vessel dumping ground
111 25,1,'free-moving' ferry
133 29,2,flood barrage gate
140 30,5,yacht harbour/marina
143 30,8,passenger terminal
145 30,10,container terminal
147 31,1,floating restaurant
151 31,5,floating breakwater
155 33,1,catenary anchor leg mooring (CALM)
156 33,2,single buoy mooring (SBM or SPM)
165 34,9,agricultural land
166 34,10,savanna/grassland
175 34,19,rock column or pinnacle
180 35,5,flagstaff (flagpole)
185 35,10,column (pillar)
186 35,11,memorial plaque
196 36,1,port-hand lateral mark
197 36,2,starboard-hand lateral mark
198 36,3,preferred channel to starboard lateral mark
199 36,4,preferred channel to port lateral mark
200 37,1,directional function
203 37,6,air obstruction light
204 37,7,fog detector light
207 37,10,subsidiary light
216 37,19,horizontally disposed
217 37,20,vertically disposed
222 39,2,torpedo exercise area
223 39,3,submarine exercise area
224 39,4,firing danger area
225 39,5,mine-laying practice area
226 39,6,small arms firing range
228 40,2,deviation dolphin
232 40,6,chain/wire/cable
236 41,3,leading line bearing a recommended track
246 43,1,oil derrick / rig
247 43,2,production platform
248 43,3,observation / research platform
249 43,4,articulated loading platform (ALP)
250 43,5,single anchor leg mooring (SALM)
252 43,7,artificial island
253 43,8,"floating production, storage and off-loading vessel (FPSO)"
254 43,9,accomodation platform
255 43,10,"navigation, communication and control buoy (NCCB)"
256 44,1,oil retention (high pressure pipe)
257 44,2,floating oil barrier
261 46,1,boarding by pilot-cruising vessel
262 46,2,boarding by helicopter
263 46,3,pilot comes out from shore
272 48,4,power station area
278 49,1,power transmission pylon/pole
279 49,2,telephone/telegraph pylon/pole
280 49,3,aerial cableway/sky pylon
281 49,4,bridge pylon/tower
288 50,6,quality not evaluated
289 51,1,radar surveillance station
290 51,2,coast radar station
291 52,1,"ramark, radar beacon transmitting continuously"
292 52,2,"racon, radar transponder beacon"
293 52,3,leading racon/radar transponder beacon
294 53,1,circular (non-directional) marine or aero-marine radiobeacon
295 53,2,directional radiobeacon
296 53,3,rotating-pattern radiobeacon
298 53,5,radio direction-finding station
299 53,6,coast radio station providing QTG service
300 53,7,aeronautical radiobeacon
303 53,10,Differential GPS
307 53,14,Chaika (Chayka)
308 54,1,based on a system of fixed marks
309 54,2,not based on a system of fixed marks
310 55,1,rescue station with lifeboat
311 55,2,rescue station with rocket
312 55,4,refuge for shipwrecked mariners
313 55,5,refuge for intertidal area walkers
314 55,6,lifeboat lying at a mooring
315 56,1,offshore safety zone
320 56,8,degaussing range
322 56,10,historic wreck area
323 56,12,navigational aid safety zone
330 56,23,ecological reserve
341 58,2,helicopter landing pad
366 59,26,archipelagic apron
368 59,28,continental margin
369 59,29,continental rise
408 60,15,solid face wharf
409 60,16,open face wharf
411 61,2,port entry and departure
412 61,3,International Port Traffic
420 62,2,maritime obstruction
422 62,4,military practice
463 65,20,public telephone
466 65,23,parking for boats and trailers
469 65,26,sewerage pump-out station
470 65,27,emergency telephone
471 65,28,landing / launching place for boats
472 65,29,visitors mooring
473 65,30,scrubbing berth
475 66,1,firing danger area mark
477 66,3,marker ship mark
478 66,4,degaussing range mark
481 66,7,spoil ground mark
483 66,9,ODAS (Ocean-Data-Acquisition-System)
485 66,11,seaplane anchorage mark
486 66,12,recreation zone mark
489 66,15,LANBY (Large Automatic Navigational Buoy)
491 66,17,measured distance mark
493 66,19,TSS mark (Traffic Separation Scheme)
494 66,20,anchoring prohibited mark
495 66,21,berthing prohibited mark
496 66,22,overtaking prohibited mark
497 66,23,two-way traffic prohibited mark
498 66,24,'reduced wake' mark
499 66,25,speed limit mark
501 66,27,general warning mark
502 66,28,'sound ship's siren' mark
503 66,29,restricted vertical clearence mark
504 66,30,maximum vessel's draught mark
505 66,31,restricted horizontal clearance mark
506 66,32,strong current warning mark
507 66,33,berthing permitted mark
508 66,34,overhead power cable mark
509 66,35,'channel edge gradient' mark
511 66,37,ferry crossing mark
518 66,45,foul ground mark
522 66,49,seaplane landing mark
523 66,50,entry prohibited mark
524 66,51,work in progress mark
525 66,52,mark with unknown purpose
527 67,2,not IMO - adopted
532 68,6,wood in general (inc mixed wood)
537 68,13,tree in general
539 68,15,coniferous tree
556 71,1,non-dangerous wreck
558 71,3,distributed remains of wreck
559 71,4,wreck showing mast/masts
560 71,5,wreck showing any portion of hull or superstructure
561 72,1,zone of confidence A1
562 72,2,zone of confidence A2
563 72,3,zone of confidence B
564 72,4,zone of confidence C
565 72,5,zone of confidence D
566 72,6,zone of confidence U (data not assessed)
567 73,1,expanded/condensed
582 76,1,horizontal stripes
583 76,2,vertical stripes
584 76,3,diagonal stripes
586 76,5,stripes (direction unknown)
588 81,1,under construction
590 81,3,under reclamation
592 81,5,planned construction
593 82,1,radar conspicuous
594 82,2,not radar conspicuous
595 82,3,radar conspicuous (has radar reflector)
596 83,1,visual conspicuous
597 83,2,not visual conspicuous
599 89,2,fathoms and feet
601 89,4,fathoms and fractions
602 92,1,light shown without change of character
606 93,1,within the range of depth of the surrounding depth area
607 93,2,shoaler than range of depth of the surrounding depth area
608 93,3,deeper than range of depth of the surrounding depth area
609 94,2,harbour-master's office
617 94,10,water-police station
621 94,14,headquarters for district control
622 94,15,transit shed/warehouse
626 94,19,educational facility
632 94,25,buddhist temple
647 94,40,airship mooring
654 103,3,national sub-division
655 104,1,centre justified
656 104,2,right justified
658 105,1,bottom justified
659 105,2,centre justified
665 107,5,very quick-flashing
666 107,6,ultra quick-flashing
669 107,9,interrupted quick-flashing
670 107,10,interrupted very quick-flashing
671 107,11,interrupted ultra quick-flashing
674 107,14,flash / long-flash
675 107,15,occulting / flash
676 107,16,fixed / long-flash
677 107,17,occulting alternating
678 107,18,long-flash alternating
679 107,19,flash alternating
680 107,20,group alternating
681 107,25,quick-flash plus long-flash
682 107,26,very quick-flash plus long-flash
683 107,27,ultra quick-flash plus long-flash
685 107,29,fixed and alternating flashing
691 108,6,visibility deliberately restricted
693 108,8,partially obscured
705 112,8,glass reinforced plastic (GRP)
745 123,16,sawdust / wood chips
747 123,18,liquified natural gas (LNG)
748 123,19,liquified petroleum gas (LPG)
754 125,3,doubtful sounding
755 125,4,unreliable sounding
756 125,5,no bottom found at value shown
757 125,6,least depth known
758 125,7,"least depth unknown, safe clearance at value shown"
759 125,8,value reported (not surveyed)
760 125,9,value reported (not confirmed)
761 125,10,maintained depth
762 125,11,not reguraly maintained
763 131,1,anchoring prohibited
764 131,2,anchoring restricted
765 131,3,fishing prohibited
766 131,4,fishing restricted
767 131,5,trawling prohibited
768 131,6,trawling restricted
769 131,7,entry prohibited
770 131,8,entry restricted
771 131,9,dredging prohibited
772 131,10,dredging restricted
773 131,11,diving prohibited
774 131,12,diving restricted
776 131,14,area to be avoided
777 131,15,construction prohibited
786 149,5,periodically/intermittent
798 149,18,existence doubtful
799 153,1,reconnaissance/sketch survey
800 153,2,controlled survey
801 153,4,examintion survey
803 153,6,remotely sensed
804 156,1,found by echo-sounder
805 156,2,found by side scan sonar
806 156,3,found by multi-beam
808 156,5,found by lead-line
809 156,6,swept by wire-drag
811 156,8,swept by vertical acoustic system
812 156,9,found by electromagnetic sensor
813 156,10,photogrammetry
814 156,11,satelite imagery
815 156,12,found by levelling
816 156,13,swept by side-scan sonar
817 156,14,computer generated
818 161,1,better than 0.1m and 10 minutes
819 161,2,worse than 0.1m or 10 minutes
820 163,1,simplified harmonic method of tidal prediction
821 163,2,full harmonic method of tidal prediction
822 163,3,height and time difference non-harmonic method
826 171,1,"cone, point up"
827 171,2,"cone, point down"
832 171,7,x-shape (St. Andrew's cross)
833 171,8,upright cross (St. George cross)
834 171,9,"cube, point up"
835 171,10,"2 cones, point to point"
836 171,11,"2 cones, base to base"
837 171,12,rhombus (diamond)
838 171,13,2 cones (points upward)
839 171,14,2 cones (points downward)
840 171,15,"besom, point up (broom or perch)"
841 171,16,"besom, point down (broom or perch)"
843 171,18,sphere over rhombus
845 171,20,"rectangle, horizontal"
846 171,21,"rectangle, vertical"
847 171,22,"trapezium, up"
848 171,23,"trapezium, down"
849 171,24,"triangle, point up"
850 171,25,"triangle, point down"
852 171,27,two upright crosses (one over the other)
854 171,29,triangle pointing up over a circle
855 171,30,upright cross over a circle
856 171,31,rhombus over a circle
857 171,32,circle over a triangle pointing up
858 171,33,other shape (see INFORM)
863 185,1,Mean low water springs
864 185,2,Mean lower low water springs
866 185,4,Lowest low water
868 185,6,Lowest low water springs
869 185,7,Approximate mean low water springs
870 185,8,Indian spring low water
871 185,9,Low water springs
872 185,10,Approximate lowest astronomical tide
873 185,11,Nearly lowest low water
874 185,12,Mean lower low water
876 185,14,Approximate mean low water
877 185,15,Approximate mean lower low water
878 185,16,Mean high water
879 185,17,Mean high water springs
881 185,19,Approximate mean sea level
882 185,20,High water springs
883 185,21,Mean higher high water
884 185,22,Equinoctial spring low water
885 185,23,Lowest astronomical tide
887 185,25,International Great Lakes Datum 1985
888 185,26,Mean water level
889 185,27,Lower low water large tide
890 185,28,Higher high water lage tide
891 185,29,Nearly highest high water
892 187,1,partly submerged at high water
894 187,3,always under water/submerged
895 187,4,covers and uncovers
897 187,6,subject to inundation or flooding
904 400,7,Ain el Abd 1970
905 400,8,Anna 1 Astro 1965
906 400,9,Antigua Island Astro 1943
909 400,12,Ascension Island 1958
910 400,13,"Astro beacon \"E\" 1945"
911 400,14,Astro DOS 71/4
912 400,15,Astro Tern Island (FRIG) 1961
913 400,16,Astronimical Station 1952
914 400,17,Australian Geodetic 1966
915 400,18,Australian Geodetic 1984
916 400,19,Ayabelle Lighthouse
917 400,20,Bellevue (IGN)
920 400,23,Bogota Observatory
922 400,25,Camp Area Astro
923 400,26,Campo Inchauspe 1969
924 400,27,Canton Astro 1966
926 400,29,Cape Canaveral
928 400,31,Chatam Island Astro 1971
930 400,33,Corrego Alegre
932 400,35,Djakarta (Batavia)
934 400,37,Easter Island 1967
936 400,39,Fort Thomas 1955
938 400,41,Geodetic Datum 1949
939 400,42,Graciosa Base SW 1948
945 400,48,Hong Kong 1963
951 400,54,ISTS 061 Astro 1968
952 400,55,ISTS 073 Astro 1969
953 400,56,Johnston Island 1961
955 400,58,Kerguelen Island 1949
957 400,60,Kusaie Astro 1951
997 400,100,Tananarive Observatory 1925
1000 402,3,inadequately surveyed
1002 402,5,position doubtful
1004 402,7,reported (not surveyed)
1005 402,8,reported (not confirmed)
1007 402,10,precisely known