Mix pickled lump crab, lemon agrumato, chopped chives, and ¼ teaspoon of salt together.
Mix large shrimp, juice of 2 limes, diced Calabrese pepper, 1 teaspoon chopped cilantro, and a pinch of salt, then let marinate for at least 30 minutes.
Lay thin slices of fish in a single layer, then cover with a pinch of salt and zest of Meyer lemon, lime, and orange.
Place 2 avocados, juice of 2 limes, 1 sprig of cilantro, a pinch of salt, a pinch of black pepper, and 6 cubes of ice into a blender. Purée until smooth.
Alabama Seafood Terrarium
Divide avocado purée into 6 terrariums. Equally divide the crab, shrimp, and 2 pieces of fish into each vessel. Garnish with all other ingredients. Top with caviar.