...Not so good for: Wrecks, non-diving activities... The Sea of Cortez, also known as the Gulf of California, is a 1,126 km stretch of water sheltered from the Pacific Ocean by the Baja California peninsula. As a result, the swells of the Pacific have little effect here meaning the seas are often flat calm.
The following medical conditions are some of the possible causes of Fingernail redness. There are likely to be other possible causes, so ask your doctor about your symptoms. 1  Raynaud's disease. 2  Systemic lupus erythematosus.  Dermatomyositis.
Quick Answer. The main cause of a purple tinge in fingernails is low oxygen levels in the blood. This can be caused by poor circulation, as well as habits that inhibit oxygen absorption such as smoking. A single fingernail may also become purple if it has been injured, indicating a bruise underneath the nail.