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.
Some symptoms and signs of colon cancer are blood in the stool, dark-colored stool, change in bowel habits, constipation, diarrhea, or narrow stools. Abdominal pain, cramping, or bloating may occur. Nonspecific symptoms of colon cancer can include weight loss, fatigue, weakness, and shortness of breath.
When tumours have grown to a large size they may cause a change in the frequency or the diameter of the stool. Common symptoms of colorectal cancer include: 1  A change in bowel habits (persistent constipation or diarrhoea lasting more than 3 weeks).2  Blood on or in the stool that is either bright or dark. 3  Unusual abdominal or stomach pains. 4  Unexplained weight loss. 5  Anaemia.hen tumours have grown to a large size they may cause a change in the frequency or the diameter of the stool. Common symptoms of colorectal cancer include: 1  A change in bowel habits (persistent constipation or diarrhoea lasting more than 3 weeks).