H.SD sound

a long arm of the sea forming a channel between the mainland and an island or islands; or connecting two larger bodies of water

1,149 features in 47 countries.

#	Country	Features	Share of the world
1	Finland FI	342	29.8 %
2	Sweden SE	239	20.8 %
3	United Kingdom GB	135	11.7 %
4	Norway NO	125	10.9 %
5	Aland Islands AX	81	7.0 %
6	Greenland GL	52	4.5 %
7	Chile CL	30	2.6 %
8	Ireland IE	18	1.6 %
9	Australia AU	15	1.3 %
10	New Zealand NZ	13	1.1 %
11	Bahamas BS	12	1.0 %
12	China CN	8	0.7 %
13	Denmark DK	6	0.5 %
14	South Korea KR	6	0.5 %
15	Philippines PH	6	0.5 %
16	Solomon Islands SB	6	0.5 %
17	Faroe Islands FO	5	0.4 %
18	Falkland Islands FK	4	0.3 %
19	India IN	4	0.3 %
20	United States US	4	0.3 %
21	Canada CA	3	0.3 %
22	Russia RU	3	0.3 %
23	Cuba CU	2	0.2 %
24	South Georgia and the South Sandwich Islands GS	2	0.2 %
25	Iceland IS	2	0.2 %
26	Cayman Islands KY	2	0.2 %
27	Papua New Guinea PG	2	0.2 %
28	Thailand TH	2	0.2 %
29	British Virgin Islands VG	2	0.2 %
30	Bermuda BM	1	0.1 %
31	Belize BZ	1	0.1 %
32	Germany DE	1	0.1 %
33	Estonia EE	1	0.1 %
34	Fiji FJ	1	0.1 %
35	France FR	1	0.1 %
36	Greece GR	1	0.1 %
37	Indonesia ID	1	0.1 %
38	Isle of Man IM	1	0.1 %
39	Japan JP	1	0.1 %
40	Myanmar MM	1	0.1 %
41	The Netherlands NL	1	0.1 %
42	Panama PA	1	0.1 %
43	Sierra Leone SL	1	0.1 %
44	Turks and Caicos Islands TC	1	0.1 %
45	French Southern Territories TF	1	0.1 %
46	Ukraine UA	1	0.1 %
47	Zimbabwe ZW	1	0.1 %
	Total	1,149