Interestingly, this heron is good at catching perch; this is not the first.
No interactions present.
I agree it is a grey heron but can't comment on the perch!Great picture.
I agree with Perch ID. A green stripey fish, not sure what else it could be.
It's definitely a perch; no doubt about it.
Lat/Lng: 52.08925, 0.05532
OS grid ref: TL409454