Answer Wiki. Tobiko and masago are both fish eggs that are commonly found in sushi. The main differences in tobiko and masago are that they are the roe (eggs) of different kinds of fish and they have different tastes, colors, and sizes. Tobiko is flying fish roe.
Based on work experience, the entry level emergency room physicians earn between $100,841 and $183,126 per year. Those with 1 to 4 years of practical experience receive an average annual salary ranging between $95,411 and $203,083.
One reason for this is that emergency room nurse practitioners made about $90,000 a year on average (as of 2011) compared with emergency room physicians that can earn $250,000 annually, according to Healthcare Finance News. For NPs, it may not be much of a jump to working in an ER or other facility.