El Sirenito, a sibling to Fonda La Catrina in Georgetown, focuses on wild-caught fish and local produce, and fish tacos are part of that seafood-centered menu.[1] Their tacos are likely built on grilled or fried fish with carefully sourced toppings that emphasize freshness and regional ingredients.[1] The experience of eating them leans into bright, crisp elements and well-cooked fish, reflecting a more refined take than a basic bar taco.[1] A Seattle Times feature on the city’s best fish tacos calls out El Sirenito as a destination, underscoring how its seafood focus shapes the quality of the tacos.[1]