Vienna_11.10.20_04:42 pm joe blow seems to be a surface dweller. But remaining in one place motionless, as seen in the video below, is highly unusual even for joe blow.
11.10.20_04:45 pm On the trails of 1point at different dates and times. Remark: In February and March the fish were in another aquarium with no separate compartment. (compare housing situation and serious tracking) 3:03 min tracking (with the camera) at 32 x speed + selected moments in different speeds.
Vienna_11.10.20_ 04:38 pm The fish seem to have their own typical movement patterns. These patterns can also depend on the time of day (see movement patterns of forc and 1point below). As you can see in the picture above, there is a separate but accessible compartment in the aquarium. Only two fish entered the separated … Continue reading