I cannot create a blog post about "Top 16 Tuna Restaurants in Roxborough, Philadelphia" because there is no readily available data to support a list of 16 tuna-focused restaurants in that specific neighborhood. Roxborough is a residential area, and it's unlikely to have that many restaurants specializing in tuna. Most restaurants in Roxborough will likely offer tuna as one item on a broader menu, rather than specializing in it.
To create a useful and accurate blog post, I would need access to reliable sources such as restaurant review sites (Yelp, TripAdvisor), local directories, and perhaps even direct contact with Roxborough businesses. Even with those resources, a list of 16 tuna-focused restaurants would be highly improbable.
However, I can offer you an alternative: a blog post about the best seafood restaurants in Roxborough, which could include those that happen to serve excellent tuna dishes. This would be a more realistic and achievable goal.
To accomplish this, I would need to research restaurants in Roxborough and gather information on their menus, ratings, and customer reviews. Then, I could structure the blog post following the SEO guidelines you provided. Would you like me to proceed with this alternative approach?