LDN1251 (Rotten Fish nebula), LDN1235 (Dark Shark Nebula), LBN531, and LBN538 July 15, 2022br/I was first exposed to Dark nebulae by Ron Brecher with his image of the dark shark. I have captured that object before on its own but found this area of the sky very interesting with multiple types of objects and shapes.br/Exposure: 16 hrs of a mix of HaLRGB images. LRGB exposures were 1 minute and 5 mins for Ha.br/ Telescope: Samyang 135mm f/2 lens at f/2.8br/ Imaging Camera: ZWO ASI294MMbr/ Guiding: ZWO 30mm f4 guide scope with ASI120MM camerabr/ Filter: Optolong HaLRGB filtersbr/ Mount: Skywatcher EQM35-Probr/ Calibration: Darks, Flats and Bias.br/ Hardware Control: ASIAIR Air, Pegasus Powerbox Microbr/ Processing: The selected images were pre-processed and processed using Pixinsight.