1. Introduction  
2. Datasets  
2.2. The GC sample  
2.3. The PN sample  
2.5. The combined GC+PN sample  
3. The COSTA algorithm  
3.1. COSTA steps  
3.2. Reliability map from Monte Carlo simulations of the Fornax cluster core  
3.3. Running COSTA on the combined GC+PN sample  
4. Results  
4.1. A catalog of cold substructures  
4.2. Stream luminosity and surface brightness  
4.3. Stream radial velocities as compared to other populations of the intra-cluster medium  
4.4. Stream internal velocity dispersion  
4.5. Correlations among stream properties  
5. Discussion  
5.1. Close inspection of the stream candidates  
5.2. Summary of the stream-galaxy associations  
6. Conclusions