Download and print versions:

• IR-ND northbound—deep draught (PDF 195 KB)
• IR-NM northbound—moderate draught (PDF 194 KB)
• IR-NS northbound—shallow draught (PDF 192 KB)
• Inner Route northbound—alternative routes 1, 2 and 3 (PDF 188 KB)
• IR-SD southbound—deep draught (PDF 195 KB)
• IR-SM southbound—moderate draught (PDF 193 KB) 
• IR-SS southbound—shallow draught (PDF 193 KB) 
• Inner Route southbound—alternative routes 1, 2,3 and 4 (PDF 190 KB) 

Northbound—deep draught | Cairns to Booby Is PBG—via Lizard Is, Howick North Channel & Varzin Passage

No	Waypoint	Latitude S	Longitude E	Course	Distance
1	Cairns	16 40.00	145 45.00	333.1	11.22
2	Low Isles (E)	16 30.00	145 39.70	342.0	41.83
3	Rattlesnake	15 50.20	145 26.30	336.6	8.55
4	Gubbins (S)	15 42.35	145 22.77	002.2	61.95
5	Lizard (E)	14 40.45	145 25.26	307.6	11.66
6	Nymph (N)	14 33.33	145 15.72	274.6	11.43
7	Coquet (N)	14 32.40	145 03.95	307.9	4.85
8	Snake	14 29.42	145 00.00	284.4	1.25
9	Howick	14 29.11	144 58.75	270.0	1.67
10	Megaera	14 29.11	144 57.03	305.2	4.10
11	Beanley	14 26.75	144 53.57	293.3	11.31
12	Switzer	14 22.27	144 42.85	311.2	1.93
13	Barrow (N)	14 21.00	144 41.35	332.8	9.22
14	Rocky (E)	14 12.80	144 37.00	317.1	3.85
15	Singleton	14 09.98	144 34.30	295.3	6.13
16	Channel	14 07.36	144 28.59	318.1	28.21
17	Thirteen-One	13 46.35	144 09.20	320.2	6.73
18	Creech (N)	13 41.18	144 04.76	330.6	27.44
19	Wideawake (E)	13 17.28	143 50.90	340.2	22.04
20	Hudson (E)	12 56.55	143 43.23	319.1	5.65
21	Frederick (E)	12 52.28	143 39.43	300.6	2.16
22	Sunk	12 51.18	143 37.52	317.3	2.76
23	Wye (N)	12 49.15	143 35.60	331.1	27.80
24	Eel (E)	12 24.80	143 21.85	327.9	12.04
25	Inset	12 14.60	143 15.30	354.7	9.54
26	Moody (E)	12 05.10	143 14.40	032.0	7.19
27	Clerke (E)	11 59.00	143 18.30	000.0	2.05
28	Nob (E)	11 56.95	143 18.30	318.1	30.01
29	Hannibal (E)	11 34.60	142 57.85	008.7	13.96
30	Halfway (E)	11 20.80	143 00.00	341.0	34.29
31	Wyborn (E)	10 48.37	142 48.65	293.9	8.33
32	Albany (N)	10 45.00	142 40.90	320.1	10.28
33	Alpha (N)	10 37.12	142 34.19	300.7	13.67
34	Herald (E)	10 30.14	142 22.23	284.2	1.51
35	OG Rock	10 29.77	142 20.74	270.0	3.70
36	Hood	10 29.77	142 16.98	248.0	2.03
37	Nardana	10 30.53	142 15.07	268.0	2.88
38	Hammond	10 30.63	142 12.14	234.5	2.58
39	Mecca	10 32.13	142 10.00	230.4	2.45
40	Harrison (N)	10 33.69	142 08.08	267.3	3.59
41	Goods (N)	10 33.86	142 04.43	285.6	8.39
42	Varzin East	10 31.60	141 56.21	262.3	3.79
43	Varzin	10 32.11	141 52.39	242.7	1.42
44	Varzin West	10 32.76	141 51.11	200.0	3.77
45	Booby Island PBG	10 36.30	141 49.80
				Total Distance	491.18

Northbound—moderate draught | Cairns to Booby Is PBG—via Mid Decapolis (Crompton Shoals), Miles Reef & Gannet Passage

No	Waypoint	Latitude S	Longitude E	Course	Distance
1	Cairns	16 40.00	145 45.00	333.1	11.22
2	Low Isles (E)	16 30.00	145 39.70	342.0	41.83
3	Rattlesnake	15 50.20	145 26.30	336.6	8.55
4	Gubbins (S)	15 42.35	145 22.77	002.2	44.40
5	Two Isles (N)	14 57.98	145 24.53	328.2	23.03
6	Turtle (N)	14 38.40	145 12.00	292.4	16.76
7	Miles (N)	14 32.00	144 56.00	304.5	9.40
8	Bewick (N)	14 26.67	144 48.00	311.4	6.65
9	Switzer	14 22.27	144 42.85	311.2	1.93
10	Barrow (N)	14 21.00	144 41.35	332.8	9.22
11	Rocky (E)	14 12.80	144 37.00	317.1	3.85
12	Singleton	14 09.98	144 34.30	295.3	6.13
13	Channel	14 07.36	144 28.59	318.1	28.21
14	Thirteen-One	13 46.35	144 09.20	320.2	6.73
15	Creech (N)	13 41.18	144 04.76	330.6	27.44
16	Wideawake (E)	13 17.28	143 50.90	340.2	22.04
17	Hudson (E)	12 56.55	143 43.23	319.1	5.65
18	Frederick (E)	12 52.28	143 39.43	300.6	2.16
19	Sunk	12 51.18	143 37.52	317.3	2.76
20	Wye (N)	12 49.15	143 35.60	331.1	27.80
21	Eel (E)	12 24.80	143 21.85	327.9	12.04
22	Inset	12 14.60	143 15.30	354.7	9.54
23	Moody (E)	12 05.10	143 14.40	032.0	7.19
24	Clerke (E)	11 59.00	143 18.30	000.0	2.05
25	Nob (E)	11 56.95	143 18.30	318.1	30.01
26	Hannibal (E)	11 34.60	142 57.85	008.7	13.96
27	Halfway (E)	11 20.80	143 00.00	341.0	34.29
28	Wyborn (E)	10 48.37	142 48.65	293.9	8.33
29	Albany (N)	10 45.00	142 40.90	320.1	10.28
30	Alpha (N)	10 37.12	142 34.19	300.7	13.67
31	Herald (E)	10 30.14	142 22.23	284.2	1.51
32	OG Rock	10 29.77	142 20.74	270.0	3.70
33	Hood	10 29.77	142 16.98	248.0	2.03
34	Nardana	10 30.53	142 15.07	268.0	2.88
35	Hammond	10 30.63	142 12.14	234.5	2.58
36	Mecca	10 32.13	142 10.00	230.4	2.45
37	Harrison (N)	10 33.69	142 08.08	267.3	13.19
38	Booby	10 34.30	141 54.68	248.8	1.74
39	Gannet	10 34.93	141 53.03	218.1	0.81
40	Gannet Buoy	10 35.57	141 52.52	254.7	2.77
41	Booby Island PBG	10 36.30	141 49.80
				Total Distance	480.76

Northbound—shallow draught | Cairns to Goods Is PBG—via Pethebridge, Miles Reef and south of Herald Patches

No	Waypoint	Latitude S	Longitude E	Course	Distance
1	Cairns	16 40.00	145 45.00	333.1	11.22
2	Low Isles (E)	16 30.00	145 39.70	342.0	41.83
3	Rattlesnake	15 50.20	145 26.30	336.6	8.55
4	Gubbins (S)	15 42.35	145 22.77	002.2	44.40
5	Two Isles (N)	14 57.98	145 24.53	328.3	4.17
6	Flattery	14 54.43	145 22.26	308.7	15.38
7	Pethebridge (S)	14 44.80	145 09.85	314.8	16.45
8	Coquet (W)	14 33.20	144 57.80	304.5	11.52
9	Bewick (N)	14 26.67	144 48.00	311.3	8.58
10	Barrow (N)	14 21.00	144 41.35	332.8	9.22
11	Rocky (E)	14 12.80	144 37.00	317.1	3.85
12	Singleton	14 09.98	144 34.30	295.3	6.13
13	Channel	14 07.36	144 28.59	318.1	28.21
14	Thirteen-One	13 46.35	144 09.20	320.2	6.73
15	Creech (N)	13 41.18	144 04.76	330.6	27.44
16	Wideawake (E)	13 17.28	143 50.90	340.2	22.04
17	Hudson (E)	12 56.55	143 43.23	319.1	5.65
18	Frederick (E)	12 52.28	143 39.43	300.6	2.16
19	Sunk	12 51.18	143 37.52	317.3	2.76
20	Wye (N)	12 49.15	143 35.60	331.1	27.80
21	Eel (E)	12 24.80	143 21.85	327.9	12.04
22	Inset	12 14.60	143 15.30	354.7	9.54
23	Moody (E)	12 05.10	143 14.40	032.0	7.19
24	Clerke (E)	11 59.00	143 18.30	000.0	2.05
25	Nob (E)	11 56.95	143 18.30	318.1	30.01
26	Hannibal (E)	11 34.60	142 57.85	008.7	13.96
27	Halfway (E)	11 20.80	143 00.00	341.0	34.29
28	Wyborn (E)	10 48.37	142 48.65	293.9	8.33
29	Albany (N)	10 45.00	142 40.90	320.1	10.28
30	Alpha (N)	10 37.12	142 34.19	295.4	17.13
31	Ince	10 29.77	142 18.45	270.0	1.45
32	Hood	10 29.77	142 16.98	248.0	2.03
33	Nardana	10 30.53	142 15.07	268.0	2.88
34	Hammond	10 30.63	142 12.14	234.5	2.58
35	Mecca	10 32.13	142 10.00	230.4	2.45
36	Harrison (N)	10 33.69	142 08.08	267.3	3.59
37	Goods (N) / Goods Island PBG	10 33.86	142 04.43
				Total Distance	463.88

Northbound—alternative leg 1 | via East of Hope Islands for northbound routes IR-ND

No	Waypoint	Latitude S	Longitude E	Course	Distance
1	Low Isles (E)	16 30.00	145 39.70	342.2	18.64
2	Snapper (E)	16 12.25	145 33.77	353.0	28.50
3	Endeavour	15 43.97	145 30.14	309.8	9.02
4	Bee (E)	15 38.20	145 22.94	002.2	57.79
5	Lizard (E)	14 40.45	145 25.26
				Total Distance	113.95

Northbound—alternative leg 2 | via East of Hope Islands for Northbound routes IR-NM, IR-NS

No	Waypoint	Latitude S	Longitude E	Course	Distance
1	Low Isles (E)	16 30.00	145 39.70	342.2	18.64
2	Snapper (E)	16 12.25	145 33.77	353.0	28.50
3	Endeavour	15 43.97	145 30.14	309.8	9.02
4	Bee (E)	15 38.20	145 22.94	002.2	40.25
5	Two Isles (N)	14 57.98	145 24.53
				Total Distance	96.40

Northbound—alternative leg 3 | via Mid Decapolis (Crompton Shoals) for Northbound routes IR-ND

No	Waypoint	Latitude S	Longitude E	Course	Distance
1	Gubbins (S)	15 42.35	145 22.77	002.2	44.40
2	Two Isles (N)	14 57.98	145 24.53	328.2	23.03
3	Turtle (N)	14 38.40	145 12.00	307.6	9.83
4	Coquet (N)	14 32.40	145 03.95	307.9	4.85
5	Snake	14 29.42	145 00.00
				Total Distance	82.11

Southbound—deep draught | Booby Is PBG to Cairns—v ia Varzin Passage, west of Cairncross, Howick North Channel & Lizard Is

No	Waypoint	Latitude S	Longitude E	Course	Distance
1	Booby Island PBG	10 36.30	141 49.80	020.0	3.77
2	Varzin West	10 32.76	141 51.11	062.7	1.42
3	Varzin	10 32.11	141 52.39	082.3	3.79
4	Varzin East	10 31.60	141 56.21	111.2	7.14
5	Larpent	10 34.18	142 02.98	087.4	4.68
6	Harrison (S)	10 33.97	142 07.74	050.4	2.89
7	Mecca	10 32.13	142 10.00	054.5	2.58
8	Hammond	10 30.63	142 12.14	088.0	2.88
9	Nardana	10 30.53	142 15.07	068.0	2.03
10	Hood	10 29.77	142 16.98	090.0	3.70
11	OG Rock	10 29.77	142 20.74	103.5	0.77
12	Herald (W)	10 29.95	142 21.50	121.0	14.47
13	Alpha (S)	10 37.40	142 34.12	140.2	10.02
14	Albany (S)	10 45.10	142 40.64	114.0	7.32
15	Wyborn (W)	10 48.08	142 47.45	166.0	27.33
16	Cairncross	11 14.60	142 54.18	178.4	10.40
17	Orford	11 25.00	142 54.48	164.3	10.39
18	Hannibal (W)	11 35.00	142 57.35	138.2	30.36
19	Nob (W)	11 57.63	143 18.02	180.0	0.87
20	Clerke (W)	11 58.50	143 18.02	212.1	7.65
21	Moody (W)	12 04.98	143 13.86	174.7	8.86
22	Piper	12 13.80	143 14.70	148.4	13.04
23	Eel (W)	12 24.90	143 21.70	151.3	29.08
24	Wye (S)	12 50.40	143 36.02	119.5	2.80
25	Frederick (W)	12 51.78	143 38.52	139.5	6.58
26	Hudson (W)	12 56.78	143 42.90	160.4	22.05
27	Wideawake (W)	13 17.55	143 50.50	150.6	27.78
28	Creech (S)	13 41.75	144 04.53	138.5	15.53
29	Corbett (S)	13 53.37	144 15.14	141.2	16.20
30	Pipon Buoy	14 06.00	144 25.60	115.3	9.33
31	Singleton	14 09.98	144 34.30	142.7	3.36
32	Rocky (W)	14 12.65	144 36.40	152.9	10.00
33	Barrow (S)	14 21.55	144 41.10	113.0	1.84
34	Switzer	14 22.27	144 42.85	113.4	11.31
35	Beanley	14 26.75	144 53.57	136.5	2.72
36	Newton	14 28.72	144 55.50	104.8	1.53
37	Megaera	14 29.11	144 57.03	090.0	1.67
38	Howick	14 29.11	144 58.75	126.3	6.07
39	Coquet (S)	14 32.70	145 03.80	095.3	12.05
40	Nymph (S)	14 33.80	145 16.20	127.1	10.44
41	Lizard (W)	14 40.10	145 24.80	182.3	61.12
42	Gubbins (N)	15 41.17	145 22.22	157.2	4.43
43	Hope	15 45.25	145 24.00	162.2	47.01
44	Low Isles (W)	16 30.00	145 39.00	150.1	11.54
45	Cairns	16 40.00	145 45.00
				Total Distance	490.76

Southbound—moderate draught | Booby Is PBG to Cairns—via Gannet Passage, Cairncross (west), Miles Reef & Mid Decapolis (Crompton Shoals)

No	Waypoint	Latitude S	Longitude E	Course	Distance
1	Booby Island PBG	10 36.30	141 49.80	074.7	2.77
2	Gannet Buoy	10 35.57	141 52.52	038.1	0.81
3	Gannet	10 34.93	141 53.03	068.8	0.94
4	Booby (SW)	10 34.59	141 53.92	087.4	13.60
5	Harrison (S)	10 33.97	142 07.74	050.4	2.89
6	Mecca	10 32.13	142 10.00	054.5	2.58
7	Hammond	10 30.63	142 12.14	088.0	2.88
8	Nardana	10 30.53	142 15.07	068.0	2.03
9	Hood	10 29.77	142 16.98	090.0	3.70
10	OG Rock	10 29.77	142 20.74	103.5	0.77
11	Herald (W)	10 29.95	142 21.50	121.0	14.47
12	Alpha (S)	10 37.40	142 34.12	140.2	10.02
13	Albany (S)	10 45.10	142 40.64	114.0	7.32
14	Wyborn (W)	10 48.08	142 47.45	166.0	27.33
15	Cairncross	11 14.60	142 54.18	178.4	10.40
16	Orford	11 25.00	142 54.48	164.3	10.39
17	Hannibal (W)	11 35.00	142 57.35	138.2	30.36
18	Nob (W)	11 57.63	143 18.02	180.0	0.87
19	Clerke (W)	11 58.50	143 18.02	212.1	7.65
20	Moody (W)	12 04.98	143 13.86	174.7	8.86
21	Piper	12 13.80	143 14.70	148.4	13.04
22	Eel (W)	12 24.90	143 21.70	151.3	29.08
23	Wye (S)	12 50.40	143 36.02	119.5	2.80
24	Frederick (W)	12 51.78	143 38.52	139.5	6.58
25	Hudson (W)	12 56.78	143 42.90	160.4	22.05
26	Wideawake (W)	13 17.55	143 50.50	150.6	27.78
27	Creech (S)	13 41.75	144 04.53	138.5	15.53
28	Corbett (S)	13 53.37	144 15.14	141.2	16.20
29	Pipon Buoy	14 06.00	144 25.60	115.3	9.33
30	Singleton	14 09.98	144 34.30	142.7	3.36
31	Rocky (W)	14 12.65	144 36.40	152.9	10.00
32	Barrow (S)	14 21.55	144 41.10	131.3	8.64
33	Bewick (S)	14 27.25	144 47.80	121.6	11.36
34	Coquet (W)	14 33.20	144 57.80	111.9	15.06
35	Turtle (S)	14 38.80	145 12.25	148.3	18.38
36	Flattery	14 54.43	145 22.26	167.2	7.25
37	Two Isles (S)	15 01.50	145 23.92	182.4	39.70
38	Gubbins (N)	15 41.17	145 22.22	157.2	4.43
39	Hope	15 45.25	145 24.00	162.2	47.01
40	Low Isles (W)	16 30.00	145 39.00	150.1	11.54
41	Cairns	16 40.00	145 45.00
				Total Distance	479.75

Southbound—shallow draught | Goods Is PBG to Cairns—via south of Herald Patches, Miles Reef & Pethebridge

No	Waypoint	Latitude S	Longitude E	Course	Distance
1	Goods (S) / Goods Island PBG	10 34.12	142 04.36	087.4	3.33
2	Harrison (S)	10 33.97	142 07.74	050.4	2.89
3	Mecca	10 32.13	142 10.00	054.5	2.58
4	Hammond	10 30.63	142 12.14	088.0	2.88
5	Nardana	10 30.53	142 15.07	068.0	2.03
6	Hood	10 29.77	142 16.98	090.0	1.45
7	Ince	10 29.77	142 18.45	115.5	14.32
8	Alpha (NW)	10 35.92	142 31.60	120.7	2.89
9	Alpha (S)	10 37.40	142 34.12	140.2	10.02
10	Albany (S)	10 45.10	142 40.64	114.0	7.32
11	Wyborn (W)	10 48.08	142 47.45	166.0	27.33
12	Cairncross	11 14.60	142 54.18	178.4	10.40
13	Orford	11 25.00	142 54.48	164.3	10.39
14	Hannibal (W)	11 35.00	142 57.35	138.2	30.36
15	Nob (W)	11 57.63	143 18.02	180.0	0.87
16	Clerke (W)	11 58.50	143 18.02	212.1	7.65
17	Moody (W)	12 04.98	143 13.86	174.7	8.86
18	Piper	12 13.80	143 14.70	148.4	13.04
19	Eel (W)	12 24.90	143 21.70	151.3	29.08
20	Wye (S)	12 50.40	143 36.02	119.5	2.80
21	Frederick (W)	12 51.78	143 38.52	139.5	6.58
22	Hudson (W)	12 56.78	143 42.90	160.4	22.05
23	Wideawake (W)	13 17.55	143 50.50	150.6	27.78
24	Creech (S)	13 41.75	144 04.53	138.5	15.53
25	Corbett (S)	13 53.37	144 15.14	141.2	16.20
26	Pipon Buoy	14 06.00	144 25.60	115.3	9.33
27	Singleton	14 09.98	144 34.30	142.7	3.36
28	Rocky (W)	14 12.65	144 36.40	152.9	10.00
29	Barrow (S)	14 21.55	144 41.10	131.3	8.64
30	Bewick (S)	14 27.25	144 47.80	121.6	9.69
31	Miles (S)	14 32.32	144 56.33	134.9	14.99
32	Pethebridge (N)	14 42.90	145 07.30	128.6	18.50
33	Flattery	14 54.43	145 22.26	167.2	7.25
34	Two Isles (S)	15 01.50	145 23.92	182.4	39.70
35	Gubbins (N)	15 41.17	145 22.22	157.2	4.43
36	Hope	15 45.25	145 24.00	162.2	47.01
37	Low Isles (W)	16 30.00	145 39.00	150.1	11.54
38	Cairns	16 40.00	145 45.00
				Total Distance	463.03

Southbound—alternative leg 1 via East of Cairncross Islets for southbound routes

No	Waypoint	Latitude S	Longitude E	Course	Distance
1	Wyborn (W)	10 48.08	142 47.45	160.0	34.78
2	Halfway (W)	11 20.80	142 59.45	188.0	14.35
3	Hannibal (W)	11 35.00	142 57.35
				Total Distance	49.12

Southbound—alternative leg 2 via Mid Decapolis for southbound routes IR-SD

No	Waypoint	Latitude S	Longitude E	Course	Distance
1	Howick	14 29.11	144 58.75	127.0	16.27
2	Turtle (S)	14 38.80	145 12.25	148.0	18.38
3	Flattery	14 54.43	145 22.26	167.0	7.25
4	Two Isles (S)	15 01.50	145 23.92	182.0	39.70
5	Gubbins (N)	15 41.17	145 22.22
				Total Distance	81.61

Southbound—alternative leg 3 via East of Hope Islands for Southbound routes IR-SD

No	Waypoint	Latitude S	Longitude E	Course	Distance
1	Lizard (W)	14 40.10	145 24.80	182.0	57.69
2	Bee (W)	15 37.74	145 22.37	130.0	9.74
3	Endeavour	15 43.97	145 30.14	174.0	30.53
4	Snapper (W)	16 14.30	145 33.73	162.0	16.49
5	Low Isles (W)	16 30.00	145 39.00
				Total Distance	114.44

Southbound—alternative leg 4 via East of Hope Islands for southbound routes IR-SM, IR-SS

No	Waypoint	Latitude S	Longitude E	Course	Distance
1	Two Isles (S)	15 01.50	145 23.92	182.0	36.27
2	Bee (W)	15 37.74	145 22.37	130.0	9.74
3	Endeavour	15 43.97	145 30.14	174.0	30.53
4	Snapper (W)	16 14.30	145 33.73	162.0	16.49
5	Low Isles (W)	16 30.00	145 39.00
				Total Distance	93.03