Stir the shrimp, scallops, chopped squid, honey, lime juice, jalapenos, ginger in a bowl, add salt to taste. Cover with plastic wrap and refrigerate for 1-1.5 hours.
Heat oil in a skillet over medium heat, add garlic. Cook, stirring occasionally, until the garlic is golden brown and slightly crispy, 2-3 minutes. Place the garlic in paper towels with a slotted spoon to pat dry. Let the garlic cool down.
Add grapefruit, coriander, and mint to the seafood mixture. Stir, make a “pillow” of greens on the plates, spread the ceviche. Drizzle with garlic oil and garlic.