Lobster Bisque With Armagnac with carrot

3 whole lobsters , split in half (may use culls) 2 tablespoons olive oil (or less) 1 onion , diced 3 carrots , peeled and diced 750 ml port wine 4 ounces[...]

3 quarts water 4 (1 1/2 lb) live lobsters , split lengthwise 1/4 cup pure olive oil 1 lb fennel bulb (halved, cored and coarsely chopped) 3 celery ribs ,[...]