2 Types of Seals in Delaware
2 types of seals have a verified observation record in Delaware. The most frequently recorded are Grey Seal and Harbor Seal. Here is the full list, ranked by how often each is reported on iNaturalist.
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2 types of seals have a verified observation record in Delaware. The most frequently recorded are Grey Seal and Harbor Seal. Here is the full list, ranked by how often each is reported on iNaturalist.
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Verified species, source iNaturalist
2 types of seals recorded in Delaware
2 seals species have a verified observation record in Delaware, each with at least 10 confirmed sightings. The full list, ranked by how often each is recorded, is below.
| # | Species | Scientific name | Verified records |
|---|---|---|---|
| 1 | Grey Seal | Halichoerus grypus | 143 |
| 2 | Harbor Seal | Phoca vitulina | 123 |
Plus 1 more recorded only rarely (fewer than 10 verified sightings). Counts from verified iNaturalist observations.
The Grey Seal (Halichoerus grypus) is the most commonly recorded, with 143 verified observations — about 54% of all seals reported in Delaware. If you spot a seal here, it is statistically most likely to be this one.