Is it possible to monitor a switchport on one switch and send that traffic to another port on a different switch? switches are connected using trunks.
Yes, RSPAN is what you need. If your switches run IOS, here is the idea:
monitor session 1 source interface Fastethernet0/11
monitor session 1 destination remote vlan 511
All switches between:
monitor session 1 source remote vlan 511
monitor session 1 destination interface Fa0/31
The config is the same on most IOS switches, here is the guide for the 2970: