Sea bass with fennel, lemon & spices

Name: Sea bass with fennel, lemon & spices
Prep time: 10 min
Cook time: 15 min
Total time: 25 min
Cuisine: Asian, Indian, Thai, Vietnamese
Ingredients: 1 tsp fennel seed; 1 tsp cumin seed; 1 tsp mustard seed; ½ tsp turmeric; 2 tsp olive oil; 1 fennel bulb , finely sliced; 1 large red chilli , chopped; 1 small sea bass (about 300g), gutted and descaled; 1 lemon , finely sliced, plus wedges to serve (optional); small handful coriander , leaves picked to serve