Don't forget that if you take a moment out of your schedule you've got to put it back in. If you communicate about such things beforehand, you can do the job with each other to make your living and studying situation easier for you both.
The term "jellyfish" encompasses about species, ranging in size from microscopic to more than seven feet wide and 100 feet long. These are purple-lipped cross jellyfish. Mother Nature has all the best patterns.