The Whale galaxy, NGC 4631 in Canes Venatici is heavily mottled and appears to be undergoing a great deal of activity. It is intereacting with nearby NGC 4627 which has distorted it and the interaction is likely the source of the activity and a great deal of star formation. Details - 2019-03-09 20" f/4.6 telescope at the SDG Observatory of Garry Sedun in Arizona. TeleVue 3" Paracorr coma corrector and Moravian G3 16200 camera with off axis ZWO ASI 174 mini guiding camera and Optec Gemini Focusing Rotator. Mount - Paramount ME Exposures - 13 R and 14 L,G, and L subs each 300s with darks, bias, and flats for calibration. Processing in Pixinsite and Photoshop.