1. Introduction  
2. Observations and Data Reduction  
2.1. VESTIGE Narrow-Band Imaging  
2.2. Galaxy Identification  
2.3. Flux Extraction  
2.4. Multifrequency Data  
3. Derived Parameters  
3.1. Stellar Masses  
3.2. [NII] Contamination  
3.3. Dust Attenuation  
3.4. Hα Luminosities and SFRs  
4. Scaling Relations  
4.1. Specific Star Formation Rate  
4.2. Gas Depletion Timescale  
5. Main Sequence Relation  
5.1. General Properties  
5.2. Galaxies Above the Main Sequence  
5.3. Origin of the Scatter  
5.4. Comparison with Models of Ram Pressure Stripping and Starvation  
5.5. Evolutionary State of the Perturbed Galaxies  
5.6. Extension to Lower Stellar Mass  
6. Discussion  
6.1. Completeness  
6.2. Accuracy in the SFR Determination  
6.3. An Observational Constraint for Galaxy Evolution at Low Stellar Mass  
6.4. An Evolutionary Picture in a Rich Environment  
7. Conclusion