1 INTRODUCTION  
2 DATA AND TARGET SELECTION  
2.1 The Dark Energy Camera Legacy Survey (DECaLS)  
2.2 Double quasar candidates  
2.3 Gemini spectroscopy  
3 RESULTS  
3.1 DECaLS images and Gemini GMOS spectra  
3.2 Classification of individual system  
3.3 Physical properties of double quasars  
4 DISCUSSIONS  
4.1 Comparison to previous work and implications on future surveys  
4.2 Number of dual quasar as a function of projected separation  
4.3 Color selection efficiency  
5 CONCLUSIONS