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Is another fish hurting or bullying them in your absence?I just want to say thanks to all of you. This is a disheartening situation.
While I'm still thinking velvet, the number of fish still alive makes me wonder. We can however rule out water quality, toxins, stray voltage and the like because the inverts are still fine. You wrote 16 bpm for the breathing rate, that is too slow, normal rates run 60 TO 80 BPM AND FAST IS 100+My aquarium is fish only, with a couple of invertebrates.
210g DT, 40g Sump
Socks and Protein Skimmer
4 Kessil 360we
Been cycled for a month
78F
ph7.8
Salinity 1.024
Ammonia 0
Nitrite 0
Nitrate 0
5 fish in 2 days lost
Invertebrates unaffected
16 gill bpm
No visible marks on any fish
While I'm still thinking velvet, the number of fish still alive makes me wonder. We can however rule out water quality, toxins, stray voltage and the like because the inverts are still fine. You wrote 16 bpm for the breathing rate, that is too slow, normal rates run 60 TO 80 BPM AND FAST IS 100+
Any chance you can post a video of the remaining fish taken under white light?
Jay
Ok, then I would not think this is velvet then.Sorry I reread your instructions 64bpm
Diagnosis