Merimadu (Hydrophis) on maoperekond.^[1]

Merimadude perekonda klassifitseeritakse roomajate andmebaasis järgmised maoliigid^[2]:

• Hydrophis atriceps Günther, 1864
• Hydrophis belcheri (Gray, 1849)
• Hydrophis bituberculatus (Peters, 1872)
• Hydrophis brooki Günther, 1872
• Hydrophis caerulescens (Shaw, 1802)
• Hydrophis cantoris (Günther, 1864)
• Hydrophis coggeri Kharin, 1984
• Hydrophis curtus (Shaw, 1802)
• Hydrophis cyanocinctus (Daudin, 1803) – vöödiline merimadu
• Hydrophis czeblukovi Kharin, 1984
• Hydrophis donaldi Ukuwela, Sanders & Fry, 2012
• Hydrophis elegans (Gray, 1842) – elegantne merimadu
• Hydrophis fasciatus (Schneider, 1799)
• Hydrophis gracilis (Shaw, 1802)
• Hydrophis hardwickii Gray, 1834
• Hydrophis hendersoni (Boulenger, 1903)
• Hydrophis inornatus Gray, 1849
• Hydrophis jerdonii Gray, 1849
• Hydrophis kingii (Boulenger, 1896)
• Hydrophis klossi Boulenger, 1912
• Hydrophis laboutei (Rasmussen & Ineich, 2000)
• Hydrophis lamberti (Smith, 1917)
• Hydrophis lapemoides (Gray, 1849)
• Hydrophis macdowelli Kharin, 1983
• Hydrophis major (Shaw, 1802)
• Hydrophis mamillaris (Daudin, 1803)
• Hydrophis melanocephalus (Gray, 1849)
• Hydrophis melanosoma Günther, 1864
• Hydrophis nigrocinctus (Daudin, 1803)
• Hydrophis obscurus Daudin, 1803
• Hydrophis ornatus (Gray, 1842)
• Hydrophis pachycercos Fischer, 1855
• Hydrophis pacificus (Boulenger, 1896)
• Hydrophis parviceps Smith, 1935
• Hydrophis peronii (Duméril, 1853)
• Hydrophis platurus (Linnaeus, 1766)
• Hydrophis schistosus (Daudin, 1803)
• Hydrophis semperi (Garman, 1881) – luzoni merimadu
• Hydrophis sibauensis (Rasmussen, Auliya & Böhme, 2001)
• Hydrophis spiralis (Shaw, 1802) – spiraalne merimadu
• Hydrophis stokesii (Gray, 1846)
• Hydrophis stricticollis (Günther, 1864)
• Hydrophis torquatus (Günther, 1864)
• Hydrophis viperinus (Schmidt, 1852)
• Hydrophis vorisi Kharin, 1984
• Hydrophis zweifeli Kharin, 1985.

• Sissekanne AWD-s
• Sissekanne ITIS-es
• Sissekanne IUCN-is
• Sissekanne NCBI-s
• Sissekanne ReptileDB-s
• Sissekanne veebisaidil Wikispecies
• Sissekanne WoRMS-is
• P. Gopalakrishnakone, Sea Snake Toxinology, lk 179-181, 1994, Singapore University Press, ISBN 9971 69 1930, Google'i raamat veebiversioon (vaadatud 25.11.2013) (inglise keeles)

Selles artiklis on kasutatud prantsuskeelset artiklit fr:Hydrophis seisuga 26.11.2013.