Squid And Mussel Salad

Ingredients

• 1 lb cleaned squid, bodies and tentacles separated but left whole
• 1 lb cultivated mussels
• 2 tablespoons cider vinegar
• 2 tablespoons fresh orange juice
• 2 tablespoons fresh lemon juice
• 1 teaspoon extra-virgin olive oil
• 1/4 teaspoon minced garlic
• 1/4 teaspoon salt
• 1/4 teaspoon black pepper
• 1/2 large fennel bulb (sometimes called anise; 8 oz), trimmed, cored, and thinly sliced crosswise
• 1/2 medium red onion, thinly sliced
• 2 tablespoons chopped fresh flat-leaf parsley
• 12 belgian endive leaves