The recent sightings of great white sharks off the coast of Maine have sent alarm bells ringing in local communities, especially among beachgoers and fishermen. According to marine experts, these sightings are not merely isolated incidents; they reflect a broader trend of increasing shark populations along the Atlantic coast. Authorities are urging residents and visitors to exercise caution, especially in areas where the sightings occurred. This uptick in shark activity can be attributed to a variety of factors, including rising water temperatures and a resurgence of prey species such as seals,…