| 1 | Admiralty Islands (136 Species) |     |
| 2 | Alaska (USA) (509 Species) | |
| 3 | Albania (336 Species) | |
| 4 | Aldabra (289 Species) | |
| 5 | Algeria (364 Species) | |
| 6 | Aliwal Shoal (1141 Species) | |
| 7 | Andaman Island (111 Species) | |
| 8 | Angola (832 Species) | |
| 9 | Anguilla (187 Species) | |
| 10 | Antarctic (134 Species) | |
| 11 | Antigua and Barbuda (306 Species) | |
| 12 | Argentina (472 Species) | |
| 13 | Aruba (453 Species) | |
| 14 | Ascension Islands (95 Species) | |
| 15 | Australia (4678 Species) | |
| 16 | Austria (70 Species) | |
| 17 | Azerbaijan (77 Species) | |
| 18 | Azores Islands (295 Species) | |
| 19 | Bahamas (729 Species) | |
| 20 | Bahrain (198 Species) | |
| 21 | Bangladesh (518 Species) | |
| 22 | Barbados (345 Species) | |
| 23 | Belgium (189 Species) | |
| 24 | Benin (595 Species) | |
| 25 | Bermuda (410 Species) | |
| 26 | Bolivia (178 Species) | |
| 27 | Bosnia and Herzegovina (173 Species) | |
| 28 | Botswana (81 Species) | |
| 29 | Brazil (2546 Species) | |
| 30 | British Columbia, Can. (474 Species) | |
| 31 | Brunei Darrusalam (346 Species) | |
| 32 | Bulgaria (179 Species) | |
| 33 | Burkina Faso (97 Species) | |
| 34 | Burundi (230 Species) | |
| 35 | Cambodia (571 Species) | |
| 36 | Canada (835 Species) | |
| 37 | Canary Islands (525 Species) | |
| 38 | Cape Verde (608 Species) | |
| 39 | Caroline Island (189 Species) | |
| 40 | Cayman Islands (256 Species) | |
| 41 | Central African Republic (58 Species) | |
| 42 | Chad (133 Species) | |
| 43 | Chagos Islands (760 Species) | |
| 44 | Channel Islands (107 Species) | |
| 45 | Chile (333 Species) | |
| 46 | China (1000 Species) | |
| 47 | Christmas Island (Australia.) (587 Species) | |
| 48 | Cocos (Keeling) Islands (490 Species) | |
| 49 | Cocos I. Costa Rica (91 Species) | |
| 50 | Colombia (1538 Species) | |
| 51 | Comoros (302 Species) | |
| 52 | Congo (782 Species) | |
| 53 | Congo, Dem. Rep. (1422 Species) | |
| 54 | Cook Islands (158 Species) | |
| 55 | Costa Rica (988 Species) | |
| 56 | Côte d'Ivoire (687 Species) | |
| 57 | Croatia (211 Species) | |
| 58 | Cuba (954 Species) | |
| 59 | Curaçao Island (479 Species) | |
| 60 | Cyprus (234 Species) | |
| 61 | Czech Republic (78 Species) | |
| 62 | Czechoslovakia, Former (72 Species) | |
| 63 | Denmark (236 Species) | |
| 64 | Djibouti (390 Species) | |
| 65 | Dominica (295 Species) | |
| 66 | Dominican Republic (356 Species) | |
| 67 | East Timor (144 Species) | |
| 68 | Easter Islands (86 Species) | |
| 69 | Ecuador (682 Species) | |
| 70 | Egypt (792 Species) | |
| 71 | El Salvador (542 Species) | |
| 72 | England and Wales (127 Species) | |
| 73 | Equatorial Guinea (520 Species) | |
| 74 | Eritrea (300 Species) | |
| 75 | Estonia (75 Species) | |
| 76 | Ethiopia (73 Species) | |
| 77 | Faeroe Islands (131 Species) | |
| 78 | Falkland Is. (Malvinas) (56 Species) | |
| 79 | Fiji (1366 Species) | |
| 80 | Finland (102 Species) | |
| 81 | France (599 Species) | |
| 82 | French Guiana (908 Species) | |
| 83 | French Polynesia (612 Species) | |
| 84 | Gabón (695 Species) | |
| 85 | Galapagos Islands (409 Species) | |
| 86 | Gambia (578 Species) | |
| 87 | Georgia (120 Species) | |
| 88 | Germany, Fed. Rep. (242 Species) | |
| 89 | Ghana (705 Species) | |
| 90 | Gibraltar (332 Species) | |
| 91 | Greece (396 Species) | |
| 92 | Greenland (195 Species) | |
| 93 | Grenada (306 Species) | |
| 94 | Guadeloupe (147 Species) | |
| 95 | Guam (421 Species) | |
| 96 | Guatemala (826 Species) | |
| 97 | Guinea (754 Species) | |
| 98 | Guinea-Bissau (594 Species) | |
| 99 | Guyana (839 Species) | |
| 100 | Haiti (350 Species) | |
| 101 | Hawaii (USA) (845 Species) | |
| 102 | Honduras (898 Species) | |
| 103 | Hong Kong (418 Species) | |
| 104 | Hungary (79 Species) | |
| 105 | Iceland (314 Species) | |
| 106 | India (1493 Species) | |
| 107 | Indonesia (3335 Species) | |
| 108 | Indonesia (579 Species) | |
| 109 | Iran, Islamic Rep. of (311 Species) | |
| 110 | Iraq (162 Species) | |
| 111 | Ireland (370 Species) | |
| 112 | Isle of Man (177 Species) | |
| 113 | Israel (548 Species) | |
| 114 | Italy (547 Species) | |
| 115 | Jamaica (532 Species) | |
| 116 | Japan (3500 Species) | |
| 117 | Johnston Island (121 Species) | |
| 118 | Jordan (224 Species) | |
| 119 | Kazakhstan (87 Species) | |
| 120 | Kenya (889 Species) | |
| 121 | Kermadec Islands (161 Species) | |
| 122 | Kimbe Bay (821 Species) | |
| 123 | Kiribati (416 Species) | |
| 124 | Korea, Dem. Pop. Rep. of (222 Species) | |
| 125 | Korea, Republic of (361 Species) | |
| 126 | Kuril Islands (65 Species) | |
| 127 | Kuwait (185 Species) | |
| 128 | Lao, Pop. Dem. Rep. (248 Species) | |
| 129 | Latvia (73 Species) | |
| 130 | Lebanon (261 Species) | |
| 131 | Liberia (612 Species) | |
| 132 | Libyan Arab Jamahiriya (267 Species) | |
| 133 | Lithuania (77 Species) | |
| 134 | Lord Howe I. (405 Species) | |
| 135 | Macau (116 Species) | |
| 136 | Madagascar (1075 Species) | |
| 137 | Madeira Islands (485 Species) | |
| 138 | Malawi (395 Species) | |
| 139 | Malaysia (1359 Species) | |
| 140 | Maldives (975 Species) | |
| 141 | Mali (123 Species) | |
| 142 | Malta (262 Species) | |
| 143 | Mariana Islands (1211 Species) | |
| 144 | Maritimes, Canada. (155 Species) | |
| 145 | Marquesas Islands (333 Species) | |
| 146 | Marshall Is, Rep. of the (761 Species) | |
| 147 | Martinique (246 Species) | |
| 148 | Mauritania (627 Species) | |
| 149 | Mauritius (677 Species) | |
| 150 | Mexico (1947 Species) | |
| 151 | Micronesia, Federated States (582 Species) | |
| 152 | Midway Islands (63 Species) | |
| 153 | Monaco (292 Species) | |
| 154 | Montserrat (134 Species) | |
| 155 | Morocco (658 Species) | |
| 156 | Mozambique (1706 Species) | |
| 157 | Myanmar (727 Species) | |
| 158 | Namibia (621 Species) | |
| 159 | Nauru (74 Species) | |
| 160 | Nepal (150 Species) | |
| 161 | Netherlands (216 Species) | |
| 162 | Netherlands Antilles (161 Species) | |
| 163 | New Caledonia (1424 Species) | |
| 164 | New Zealand (980 Species) | |
| 165 | Newfoundland, Canada. (126 Species) | |
| 166 | Nicaragua (1009 Species) | |
| 167 | Niger (160 Species) | |
| 168 | Nigeria (761 Species) | |
| 169 | Niue (214 Species) | |
| 170 | Norfolk Island (270 Species) | |
| 171 | North Mariana Islands (623 Species) | |
| 172 | Northern Ireland (108 Species) | |
| 173 | Norway (305 Species) | |
| 174 | Ogasawara Islands (752 Species) | |
| 175 | Oman (489 Species) | |
| 176 | Pakistan (587 Species) | |
| 177 | Palau (622 Species) | |
| 178 | Panama (1173 Species) | |
| 179 | Papua New Guinea (2447 Species) | |
| 180 | Paraguay (154 Species) | |
| 181 | Peru (1175 Species) | |
| 182 | Philippines (2407 Species) | |
| 183 | Pitcairn (201 Species) | |
| 184 | Poland (116 Species) | |
| 185 | Portugal (522 Species) | |
| 186 | Puerto Rico (471 Species) | |
| 187 | Qatar (161 Species) | |
| 188 | Quebec, Can. (135 Species) | |
| 189 | Raja Ampat (1437 Species) | |
| 190 | Red Sea (1061 Species) | |
| 191 | Republic of Cameroon (840 Species) | |
| 192 | Republic of Moldova (58 Species) | |
| 193 | Réunion (306 Species) | |
| 194 | Revillagigedo (73 Species) | |
| 195 | Rodrigues (487 Species) | |
| 196 | Romania (185 Species) | |
| 197 | Russia (62 Species) | |
| 198 | Russian Federation (771 Species) | |
| 199 | Ryukyu Islands (1203 Species) | |
| 200 | Samoa (949 Species) | |
| 201 | Samoa, American (722 Species) | |
| 202 | Sao Tome and Principe (197 Species) | |
| 203 | Saudi Arabia (453 Species) | |
| 204 | Scotland (141 Species) | |
| 205 | Senegal (769 Species) | |
| 206 | Seychelles (1279 Species) | |
| 207 | Sierra Leone (687 Species) | |
| 208 | Singapore (516 Species) | |
| 209 | Slovakia (79 Species) | |
| 210 | Slovenia (282 Species) | |
| 211 | Sodwana (1272 Species) | |
| 212 | Solomon Islands (640 Species) | |
| 213 | Somalia (860 Species) | |
| 214 | Southern Africa (2686 Species) | |
| 215 | Spain (609 Species) | |
| 216 | Sri Lanka (906 Species) | |
| 217 | St. Helena (147 Species) | |
| 218 | St. Kitts and Nevis (251 Species) | |
| 219 | St. Lucia (331 Species) | |
| 220 | St. Vincent/Grenadines (290 Species) | |
| 221 | Sudan (441 Species) | |
| 222 | Suriname (940 Species) | |
| 223 | Swaziland (52 Species) | |
| 224 | Sweden (262 Species) | |
| 225 | Switzerland (81 Species) | |
| 226 | Syrian Arab Republic (270 Species) | |
| 227 | Tahiti (277 Species) | |
| 228 | Taiwan (2878 Species) | |
| 229 | Tanzania, United Rep. of (1496 Species) | |
| 230 | Thailand (1179 Species) | |
| 231 | Togo (549 Species) | |
| 232 | Tokelau (108 Species) | |
| 233 | Tonga (271 Species) | |
| 234 | Trinidad and Tobago (587 Species) | |
| 235 | Tuamoto Islands (358 Species) | |
| 236 | Tunisia (337 Species) | |
| 237 | Turkey (601 Species) | |
| 238 | Turks and Caicos Is. (104 Species) | |
| 239 | Tuvalu (183 Species) | |
| 240 | Uganda (253 Species) | |
| 241 | Ukraine (221 Species) | |
| 242 | United Arab Emirates (566 Species) | |
| 243 | United Kingdom (438 Species) | |
| 244 | Uruguay (267 Species) | |
| 245 | US Minor Outlying Is. (88 Species) | |
| 246 | USA (contiguous states) (3689 Species) | |
| 247 | Uzbekistan (81 Species) | |
| 248 | Vanuatu (476 Species) | |
| 249 | Venezuela (1275 Species) | |
| 250 | Vietnam (837 Species) | |
| 251 | Virgin Islands (British) (238 Species) | |
| 252 | Virgin Islands, (USA) (427 Species) | |
| 253 | Wakatobi (762 Species) | |
| 254 | Wallis and Futuna Is. (78 Species) | |
| 255 | Western Australia (2745 Species) | |
| 256 | Western Indian Ocean (1243 Species) | |
| 257 | Western Sahara (444 Species) | |
| 258 | Yemen (445 Species) | |
| 259 | Yugoslavia, Former SFR of (361 Species) | |
| 260 | Zambia (381 Species) | |
| 261 | Zimbabwe (156 Species) | |