Atlantic rock crab definition
Examples of Atlantic rock crab in a sentence
They found that three crabs (hermit crabs [Pagurus spp.], portly spider crab [Libinia emarginata], and Atlantic rock crab [Cancer irroratus]) were most abundant.
Crabs often use rheotactic and chemical information for orientation and navigation (Weissburg and Zimmer-Faust 1994) and chemoreception has been shown to be the predominant sensory modality used by Atlantic rock crab (Cancer irroratus) to detect prey (Zhou and Rebach 1999).
Macrofaunal life noted along T-2 included:• Starfish (Asteroidea): Occasional occurrence (49) along the transect line;• Atlantic rock crab (Cancer irroratus): Occasional occurrence (12) along the transect line;• Mussel (Mytilus edulis): Common occurrence along the 10-20m and 30-40m segments; and,• Sea urchin (Echinoidea): Uncommon occurrence (2) along the 170-180m segment.
The Company will have the right to select the investment banker(s) and manager(s) to administer an offering pursuant to a Piggyback Registration, subject to the approval of the holders of a majority of the Registrable Securities, which approval will not be unreasonably withheld, delayed or conditioned.
Macrofaunal life noted along T-3 included: • Starfish (Asteroidea): Occasional occurrence (11) along the transect line;• Atlantic rock crab (Cancer irroratus): Occasional occurrence (38) along the transect line;• Mussel (Mytilus edulis): Uncommon occurrence (2) along the 170-180m segment;• Shrimp (Litopenaeus setiferus): Abundant occurrence along the 110-120m and 130-140m segments; and,• Hermit crab (Paguroidea): Uncommon occurrence (6) along the 0-10m, 30-40m, 40-50m, and 50-60m segments.
Atlantic rock crab were also less common on shoals than flat-bottom during most of the year, while blue crab were captured in low numbers on shoals, but were not found on flat-bottom at all (Slacum et al.
Shellfish species with important commercial or recreational value near the project area are American lobster (Homarus americanus), blue mussel (Mytilus edulis), common oyster (Crassostrea virginica), purple sea urchin (Arbacia puncyulata), Atlantic rock crab (Cancer irroratus), and Atlantic surf clam (Spisula solidissima) (USFWS 2003 in USACE 2005).
Macrofaunal life noted along T-4 included:• Starfish (Asteroidea): Occasional occurrence (15) along the 20-30m, 30-40m, and 40-50m segments;• Atlantic rock crab (Cancer irroratus): Uncommon occurrence (4) along the 30- 40m, 40-50, and 50-60m segments;• Mussel (Mytilus edulis): Common occurrence along the 60-70m segment; and,• Shrimp (Litopenaeus setiferus): Abundant occurrence along the 10-20m and 30- 40m segments.
Further south in the Mid-Atlantic Bight, squid (unspeciated), Atlantic rock crab (Cancer irroratus), and blue crab have been reported from shoals off of Delaware and Maryland (Slacum et al.
Motile shellfish species such as American lobster and Atlantic rock crab would also experience a onetime, short-term impact resulting from the temporary removal or disturbance of potential shelters and food sources.However, similar to the finfish species in the project area, recolonization of the project area by shellfish species is expected to occur after completion of the project construction.