Write the trip report before the photos disappear
Keep a useful memory while the small details are fresh.

Record the journey as well as the catch
Note what worked about access, timing, meals, and travelling with the group. These details are often what determine whether a destination is worth revisiting. A record built only around fish can miss the parts of the outing you could most easily improve.
Choose photographs with context
Select a few images that explain the place and the people, not every near-identical frame. Avoid sharing sensitive spots or access details that should remain private. A thoughtful caption helps preserve the story without exaggerating the result.
Make one promise smaller
End the report with a practical change for next time: less equipment, an earlier departure, or a clearer meeting point. A useful lesson belongs in the next packing list, not in an ever-growing account of everything that could have been better.