I believe midas are much like the flowerhorns , lots of wc, temps about 80 degrees ,to get the big head
I'd guess male, but as others have mentioned, females can/do grow nuchal humps too. Have you looked at its vent?
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hi jagster, get a close side shot of the vent... a pointy hooked forwad vent side on is male, rounded straight down vent female. my female has a hump too, rockys hump increase and decreases month on month!-) get some from oddball express evz they are doing a rapps order, you have to contact them and pay a deposit on order before the 31st... rare chance here in the uk to get some rapps..