Question 1207533
the fish descends 4 meters per minute for 2 minutes.
that's 8 meters lower than when the fish started.


the fish then ascends 3 meters per minute for 3 minutes.
that's 9 meters higher than when the fish started.


the fish goes down 8 and then up 9.
the fish ends up 1 meter higher than when the fish started.


the total distance traveled by the fish was 17 meters.


the total displacement of the fish was 1 meter higher than when the fish started.


here's a reference.


<a href = "https://byjus.com/physics/distance-and-displacement/#:~:text=Distance%20and%20displacement%20are%20two,of%20place%20is%20an%20object.%E2%80%9D" target = "_blank">https://byjus.com/physics/distance-and-displacement/#:~:text=Distance%20and%20displacement%20are%20two,of%20place%20is%20an%20object.%E2%80%9D</a>