Different systems of emission line objects defined here and indicated on SITELLE deep-colour image of SQ. Shown are the positions of YTTN and YTTS (magenta crosses and squares, respectively); NGC 7319 nucleus, “arm”, and north lobe (red triangles, squares, and circles, respectively); bridge (green crosses); SQA (green stars); Hs (H1: yellow circles; H2: yellow diamonds); Shs (Sh1: blue squares; Sh2: blue triangles; Sh3: blue circles; Sh4: blue crosses); Ls (L1: orange triangles; L2: orange circles; L3: orange crosses; L4: orange diamonds); NSQA and SSQA (violet squares and circles); NW (cyan triangles); NIs (NI1: brown squares; NI2: brown triangles; NI3: brown circles; NI4: brown crosses; NI5: brown diamonds); SDR (salmon stars); and NG (grey squares). In addition, the salmon unfilled stars show the position of the 15 extra Hα emitter regions in Appendix A from Table A.1.