Doves are enthusiastic, whole-body bathers, and many cheerfully treat any water container as a bath, including the drinker they are meant to sip from an hour later. Bath water that has hosted a dove carries feather dust, dander, and usually droppings, and it turns cloudy and slimy fast in a warm room. The daily routine therefore has two halves: clean both vessels properly every single day, and shape the setup so the drinker becomes the less attractive place to splash.
Why a rinse is not enough for either vessel
The slippery film that coats a used drinker is a layer of bacteria and organic matter that plain rinsing slides over without removing. A dove drinking from a filmed vessel all day is taking in that growth with every sip, and the bath she soaks in needs the same standard, since she drinks from it mid-bath and preens wet feathers afterwards. Scrubbing is what breaks the film: a small bottle brush or dedicated sponge, hot water, and a little washing-up liquid, worked around the base, the rim, and any sipper lip or ball valve on the drinker. Rinse longer than feels necessary, because soap residue puts birds off drinking and is not something she should ingest.
The daily sequence that works
Do the vessels at the same point each morning so the habit anchors itself. Tip out the old water away from her food area, take both vessels to the sink, scrub bath and drinker inside and out, rinse thoroughly, and set them back with fresh water. Give the bath a quick scrub again at the end of the day if she has used it heavily, or simply empty it after her usual bathing time so fouled water does not sit overnight. Keep the brushes for her vessels separate from the family washing-up and replace them when they stay slimy after washing. If your drinker is a bottle type, work the brush into the neck and check the spout, where film builds fastest and hides best.
Making the drinker the boring option
You may never fully convince a dove that the drinker is not a bath, but you can stack the odds. Offer a wide, heavy, shallow bath she clearly prefers, filled fresh at the time of day she likes to bathe, and place it in her favourite bathing spot. Raise or reposition the drinker so it is harder to sit in, choose a drinker style with a narrower opening or a hooded design she cannot climb into, and keep the two vessels in different parts of the cage or aviary so bathing and drinking happen in different places. Some doves bathe in the drinker because the bath water is stale; a fresh bath offered daily often ends the argument.
The weekly deeper clean behind the daily one
Once a week, give both vessels a longer hot soak and a more thorough scrub, paying attention to seams, threads, and textured bases where film anchors itself, and inspect the drinker for cracks or roughness that will keep harbouring growth no matter how well you scrub. A vessel that stays slimy despite proper washing is ready to be replaced. Watch her drinking in the meantime: a dove who is off her water, whose droppings change noticeably, or who goes quiet should see a vet, since water quality and illness can look similar from the outside. Daily vessel care is exactly the kind of small task that slips between household members, so it helps to list it openly, and KinsLe does that well because Care Teams shows your dove's daily bath and drinker scrub as a shared task to complete.