Select Class:
Myxini Cephalaspidomorphi Elasmobranchii Holocephali Actinopterygii Sarcopterygii
Select Order:
Polypteriformes Acipenseriformes Lepisosteiformes Amiiformes Osteoglossiformes Elopiformes Albuliformes Notacanthiformes Anguilliformes Saccopharyngiformes Clupeiformes Gonorynchiformes Cypriniformes Characiformes Siluriformes Gymnotiformes Esociformes Osmeriformes Salmoniformes Stomiiformes Ateleopodiformes Aulopiformes Myctophiformes Lampriformes Polymixiiformes Percopsiformes Gadiformes Ophidiiformes Batrachoidiformes Lophiiformes Gobiesociformes Atheriniformes Cyprinodontiformes Beloniformes Stephanoberyciformes Beryciformes Cetomimiformes Zeiformes Gasterosteiformes Syngnathiformes Synbranchiformes Scorpaeniformes Mugiliformes Perciformes Pleuronectiformes Tetraodontiformes
Select Family:
Apteronotidae Gymnotidae Hypopomidae Rhamphichthyidae Sternopygidae
Subfamily:
Select Genus:
Gymnorhamphichthys Iracema Rhamphichthys
Select Ocean (marine/brackish) or Continent (freshwater):
Africa-Inland Waters [1] America, North - Inland waters [2] America, South - Inland waters [3] Asia - Inland waters [4] Europe - Inland waters [5] Oceania - Inland waters [6] Former USSR - Inland waters [7] Antarctica - Inland waters [8] Arctic Ocean [18] Atlantic, Northwest [21] Atlantic, Northeast [27] Atlantic, Western Central [31] Atlantic, Eastern Central [34] Mediterranean and Black Sea [37] Atlantic, Southwest [41] Atlantic, Southeast [47] Atlantic, Antarctic [48] Indian Ocean, Western [51] Indian Ocean, Eastern [57] Indian Ocean, Antarctic [58] Pacific, Northwest [61] Pacific, Northeast [67] Pacific, Western Central [71] Pacific, Eastern Central [77] Pacific, Southwest [81] Pacific, Southeast [87] Pacific, Antarctic [88] All areas (World total) [99]
Specify a country: Adelaide Island Adelie Land Admiralty Islands Afghanistan Alaska (USA) Albania Algeria American Samoa Amsterdam Island, New Amsterdam Andaman Islands Andorra Angola Anguilla Antarctic Antigua and Barbuda Argentina Armenia Aruba Ascension Island Australia Austria Azerbaijan Azores Islands Bahamas Bahrain Balleny Islands Bangladesh Barbados Belarus Belgium Belize Benin Bermuda Bhutan Bolivia Bosnia and Herzegovina Botswana Bouvet Island Brazil British Antarctic Territory British Columbia, Can. British Indian Ocean Tr. Brunei Darussalam Bulgaria Burkina Faso Burundi Cambodia Cameroon Canada Canada nei Canary Islands Cape Verde Cargados Carajos Shoals Caroline Island Cayman Islands Central African Republic Chad Chagos Islands Channel Islands Chile China Christmas Island (Aust.) Clipperton Island Cocos (Keeling) Islands Cocos I. Costa Rica Colombia Comoros Congo, Dem. Rep. of the Congo, Republic of Cook Islands Costa Rica Côte d'Ivoire Croatia Crozet Islands Cuba Curaçao Island Cyprus Czech Republic Czechoslovakia (former) Denmark Desventuradas Islands Djibouti Dominica Dominican Republic East Timor Easter Island Ecuador Egypt El Salvador Elephant Island England and Wales (UK) Equatorial Guinea Eritrea Estonia Ethiopia Faeroe Islands Falkland Islands (Malvinas) Fiji Islands Finland France French Guiana French Polynesia French Southern Tr. Gabon Galapagos Islands Gambia Gaza Strip Georgia Germany, Fed. Rep. Ghana Gibraltar Global Glorioso Islands Greece Greenland Grenada Guadeloupe Guam Guatemala Guinea Guinea-Bissau Guyana Haiti Hawaii (USA) Heard and McDonald Is. Honduras Hong Kong Hungary Iceland India Indonesia Iran (Islamic Rep. of) Iraq Ireland Isle of Man Israel Italy Jamaica Jan Mayen Island Japan Johnston Island Jordan Juan Fernández Islands Kazakhstan Kenya Kerguelen Islands, Desolation Islands Kermadec Islands Kiribati Korea, Dem. People's Rep Korea, Republic of Kuril Islands Kuwait Kyrgyzstan Lao People's Dem. Rep. Latvia Lebanon Lesotho Liberia Libyan Arab Jamahiriya Liechtenstein Lithuania Lord Howe Island Luxembourg Macau Macedonia, Fmr Yug Rp of Macquarie Island, Macca Madagascar Madeira Islands Malawi Malaysia Maldives Mali Malta Maritimes (Canada) Maritimes and Quebec (Canada) Marquesas Islands Marshall Islands Martinique Mauritania Mauritius Mayotte Mexico Micronesia,Fed.States of Midway Islands Moldova, Republic of Monaco Mongolia Montenegro Montserrat Morocco Mozambique Myanmar Namibia Nauru Nepal Netherlands Netherlands Antilles New Caledonia New Zealand Newfoundland, Can. Nicaragua Niger Nigeria Niue Norfolk Island North Marianas Northern Ireland Norway Ogasawara Islands, Bonin Islands Oman Pacific Is. (Trust Tr.) Pakistan Palau Panama Papua New Guinea Paraguay Peru Peter I Island Philippines Pitcairn Poland Portugal Puerto Rico Qatar Quebec (Canada) Réunion Revillagigedo Rodriguez Romania Russian Federation Rwanda Ryukyu Islands S. Georgia - S. Sandwich Is. Saint Helena Saint Kitts and Nevis Saint Lucia Saint Paul Island Saint Paul's Rocks Saint Pierre and Miquelon Saint Vincent & the Grenadines Saint-Christophe Samoa San Marino Sao Tome and Principe Saudi Arabia Scotland (UK) Scott Island Senegal Serbia Seychelles Sierra Leone Singapore Slovakia Slovenia Solomon Islands Somalia South Africa South Orkney Islands South Shetland Islands Spain Sri Lanka Sudan Suriname Svalbard Swaziland Sweden Switzerland Syrian Arab Republic Tahiti Taiwan Tajikistan Tanzania, United Rep. of Thailand Togo Tokelau Tonga Trindade Island Trinidad and Tobago Tristan da Cunha Islands Tuamotu Islands Tunisia Turkey Turkmenistán Turks and Caicos Is. Tuvalu Uganda Ukraine Un. Sov. Soc. Rep. United Arab Emirates United Kingdom Uruguay US Minor Outlying Islands US Misc. Pacific Is. US Virgin Islands USA (contiguous states) Uzbekistan Vanuatu Vatican City Venezuela Viet Nam Virgin Islands (UK) Wake Island Wallis and Futuna Islands Western Sahara Yemen Zambia Zimbabwe
Total number of spines in dorsal