Kalawdan

An kalawdan, lawod o kalalawdan (Iningles:Ocean) (Pambansa:Karagatan) amo an dako nga lugar han maasin nga dagat ha butnga han mga kontinente. Dagko nga haglarom an mga kalawdan ngan nagdudug-tong ini han mga gudti nga dagat.

1. Lawud Pasipiku

2. Lawud Atlantiku

3. Lawud Indiano

Pinanbasaran

Padugang nga barasahon 
 Matthias Tomczak and J. Stuart Godfrey. 2003. Regional Oceanography: an Introduction. (see the site )
 Pope, F. 2009. From eternal darkness springs cast of angels and jellied jewels. in The Times. November 23. 2009 p. 16–17.

Mga sumpay ha gawas
World Oceans Day - The Ocean Project - Hunyo 8
World Oceans Day - World Ocean Network 

 
 Smithsonian Ocean Portal
 NOAA – National Oceanic and Atmospheric Administration – Ocean 
 Ocean :: Science Daily 
 Ocean-bearing Planets: Looking For Extraterrestrial Life In All The Right Places
 Titan Likely To Have Huge Underground Ocean | Mind Blowing Science 
 Origins of the oceans and continents ". UN Atlas of the Oceans.