sex

i have a red devil around 11" long and dont know if its a male or female, how do i know? what do i need to look for to differentiate between the two?

Looking for more of the scientific observation activity instead of something more salacious. Wondering if this is a male or female. You can see the size based on the heater. (Click on the picture to get the full size in case the forum software throws the aspect ratio all off.)

I have 3 Red Ceibal. The largest one is 2 inch, and the other two are 1.5 inch. Lately, I notice some behavior change that may suggest that the big one is male, and the two small ones are females, but I am not certain. There has been no fighting, just some gill flaring between the big and the...

I just bought two new giraffe cichlids they are 3-3.5 inches long I was wondering how to sex them or are they still to young to sex Sent from my Z750C using MonsterAquariaNetwork App

The fish in the photo is 2 inch. Is it sexable or needs more growth to tell.

I believe its a female

I just got this red devil and I need help. I can't tell it's a male or female for sure. Although I'm thinking female because it's bump is small

I have a 13" LaCieba yellow head male. And a 6" female. I have them in a 75 divided with a quick getaway hole for her. He is hyper aggressive. I'm not kidding. And for the fish I keep that says alot. Other than the dividers that I have in place what other precautions do I need to take to keep...

Hi, I want to start breeding the red zebra cichlid. I just dint know how to sex them. So of anyone knows how please tell me.

Both jaguar cichlids 5" long now Sent from my LS670 using MonsterAquariaNetwork App

hey guys just trying to figure out how to use this forum sorry if I posted in the wrong spot . i need a little help with telling the sex of my black convicts there's 3 of them one male his about 12 cm's a female that's about 6 cm's and the one im not sure of is about 10 cm's I'll try post a pic...

I SNAGGED THIS SYNSPILUM THIS WEEKEND BUT IM NOT SURE OF ITS SEX. CAN ANYONE HELP?

I was doing a bit of research on how the temperature and pH change the ratio of female to male in a spawn. Now, I know that one of these two parameters will drastically change the ratio of male to female in some species of fish. I know this because I keep Mollies in some of my Angelfish tanks...