You might be familiar with the testing procedure called magnetic resonance imaging (MRI) . In this test, radio waves, a magnetic field, and a computer create a scan of your body parts to look for health problems.Magnetic resonance angiography â also called a magnetic resonance angiogram or MRA â is a type of MRI that looks specifically at the bodyâs blood vessels.Unlike a traditional angiogram, which requires inserting a catheter into the body, magnetic resonance angiography is a far less invasive and less painful procedure.ou might be familiar with the testing procedure called magnetic resonance imaging (MRI) . In this test, radio waves, a magnetic field, and a computer create a scan of your body parts to look for health problems.
Erie Beach sea water temperatures peak in the range 20 to 25Â°C (68 to 77Â°F) on around the 2nd of August and are at their minimum on about the 12th of February, in the range -0 to 2Â°C (32 to 36Â°F). Erie Beach sea water temperatures are always warm reach their warmest in early August.
A comparison between Lake Superior's average water temperature this year so far and the longer-term average. Click on the image for a larger version. Credit: GLERL. OK, so the lakeâs average water temperature is still a bracing 68 degrees, but it's considered downright tropical for the region. As the above chart shows, based on the 30-year average, the lakeâs average water temperature should be in the mid-50s.