Callinectes sapidus (from the Ancient Greek κάλλος kállos 'beautiful' + νήκτης nḗktēs 'swimmer', and the Latin sapidus 'savory'), commonly known as the blue crab, Atlantic blue crab, or, regionally, the Maryland blue crab, is a species of crab native to the waters of the western Atlantic Ocean and the Gulf of Mexico, and introduced internationally.
Photo: @filippo_amatiste · iNaturalist · CC BY-NC
Atlantic Blue Crab
Callinectes sapidus
- Observations in the area
- 21
- Last sighting
- 29 June 2026
- Category
- Insects and other invertebrates
Species and sighting data come from the iNaturalist platform and may change over time.
Where it has been observed
More photos
Photo: @filippo_amatiste · iNaturalist · CC BY-NC
Photo: @jon_peissler · iNaturalist · CC BY-NC
Photo: @umbertopessolano · iNaturalist · CC BY-NC
Photo: @aleghezzi2004 · iNaturalist · CC BY-NC
Photo: @gegegisus · iNaturalist · CC BY-NC
Photo: @puffi_thebikingnaturalist · iNaturalist · CC0
Photo: @drakiragavon · iNaturalist · CC BY-NC
Photo: Le Gallais · iNaturalist · CC BY-NC
Other species in the same category
Insects and other invertebrates
Spongy Moth
Lymantria dispar
22 observations in the area
Photo: @purple-squirrel · iNaturalist · CC BY-NC
Insects and other invertebrates
Pimelia bipunctata
17 observations in the area
Photo: @bluehawk314 · iNaturalist · CC BY-NC
Insects and other invertebrates
Timarcha nicaeensis
15 observations in the area
Photo: Third Silence · iNaturalist · CC BY-SA
Insects and other invertebrates
Morimus asper
14 observations in the area
Photo: @Céline · iNaturalist · CC BY
Nature data: iNaturalist
Sighting data also come from open nature platforms and may change over time.