Bring small pot to a boil and cook shrimp for 2 minutes. Drain water and transfer shrimp onto a plate with paper towel to blot excess water from shrimp. Chop shrimp into ¾ inch pieces and set it aside.
In a small bowl, mash avocados until you get a chunky, smooth consistency. Stir in mayonnaise, shrimp and add salt.
Place spring salad mix on a platter and place avocado mash on top. To garnish, add tobiko roe, fresh dill, and mini tomatoes.