The Dolphins also ideally would like to add a starting-caliber guard and have either spent extra time with, or expressed interest, in Stanford’s David Yankey, LSU’s Trai Turner, UCLA’s Xavier Su’a Fila, Clemson’s Brandon Thomas (has a knee injury), Nebraska’s Spencer Long, Georgia State’s Ulrick John and guard/tackles Joel Bitonio (Nevada),Billy Turner (North Dakota State) and Michael Schofield (Michigan) and UF’s Jon Halapio, among others.
Tight end: There are some doubts on the staff about Michael Egnew, and a tight end or two will be added before or after the draft. Dolphins officials have spent extra time with Washington’s AustinSeferian Jenkins, Bowling Green’s Alex Bayer, Cincinnati’s Blake Annen and Monmouth’s Michael McLafferty.
Linebacker: They spent a lot of extra time with Louisville’s Preston Brown and Arizona State’s Marquis Flowers and called about Montana’s Jordan Tripp.
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As per this article I'll be keeping an eye on Trai Turner, Preston Brown, Ulrick John and Blake Annen, otherwise Matt Patchan is thoroughly on the radar.