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.
The observed preferences are not stable and only valid for a period of a few days. ▲ 1point prefarably loiters in the separated ‘food chamber’ mainly close to the bottom. He has this habit since about one week. ▲ For a couple of days bent also had a preference for the right side of the … Continue reading