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| | "By Sea, Air, and Land" Chapter 4 |
 | | The allied navies also launched Operation Blue Shark, a seven-month effort designed to strike at the Viet Cong command, communication, and logistics network (or infrastructure) in the mangrove swamps at the mouth of the Mekong River system, on the river islands, and along the river banks all the way to the Cambodian border. |
 | | The combined effect of allied air, sea, and inshore patrols, amphibious operations in the coastal regions, ground force strength in the populated lowlands, and the availability of Laos and Cambodia as resupply bases apparently limited Communist attempts at seaborne infiltration during most of 1968 and 1969. |
 | | Airborne and ocean sweeping operations continued in the Haiphong and northern areas until 17 April, when U.S. leaders temporarily withdrew the task force to persuade the North Vietnamese to adhere to the terms of the Paris agreement. |
| www.history.navy.mil /seairland/chap4.htm (7395 words) |
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