The Great Barrier Reef Marine Park is a multiple-use area. Zoning helps to manage and protect the values of the Marine Park that users enjoy. Zoning Plans define what activities can occur in which locations both to protect the marine environment and to separate potentially conflicting activities.
Symptoms occur later, when the cancer may be harder to treat. The most common symptoms include: 1  Pain in the belly. 2  Blood in your stool or very dark stools. 3  A change in your bowel habits. ( 4 You may have more frequent stools or a feeling that your bowels aren't emptying completely). 5  Constant tiredness (fatigue).
Symptoms of these types of cancer include abdominal pain and unexplained weight lossâtwo symptoms that also can signal celiac disease. However, even if you have those two symptoms, you shouldn't worry. It's extremely unlikely that you have one of these cancers, which are not at all common.