RMEHKMEH–A Rock Crab (Cancer irroratus) looks for a hiding place in a tidepool, Bar Harbor, Maine.
RFMCJR9A–Fresh Cancer Irroratus crabs for sale at fish market
RF2CFCH1B–Atlantic Rock Crab, Cancer irroratus, Rockport, Massachusetts, USA, Atlantic Ocean
RF2DH9K5Y–Atlantic rock crab underwater in the St. Lawrence River
RF2ARW9PT–Atlantic Rock Crab, Cancer irroratus, Eastport, Maine, USA, Atlantic Ocean,
RF2F9YPE7–Atlantic rock crab underwater in the St. Lawrence River
RF2ARWAP9–Atlantic Rock Crab, Cancer irroratus, Rockport, Massachusetts, USA, Atlantic Ocean
RMECKYBW–Bycatch of Longhorn Sculpin (Myoxocephalus octodecemspinosus), Starfish (Asterias rubens), and Crab (Cancer irroratus)
RF2CFCGN9–Atlantic Rock Crab, Cancer irroratus, Eastport, Maine, USA, Atlantic Ocean, feeding on scallop.
RF2F9YR0H–Male and female Atlantic rock crab mating underwater in the St. Lawrence River
RF2WBRDKH–Bin of Fresh Maine Crabs
RMABJF3J–Common rock crab in the Gulf of Saint Lawrence, North Quebec
RFKE58KP–Atlantic rock crab, Maine.
RMCFCX8R–Atlantic Rock Crab, (Cancer irroratus)
RFKE58JM–Atlantic rock crab, Maine.
RFAJBM2R–Rock Crab (Cancer irroratus) Hiding in a Rock Crevice
RFKE58HM–Atlantic rock crab, Maine.
RMBBTPY3–Rock Crab Cancer irroratus swimming New England North Atlantic Ocean
RFKE59MK–Rock crab in the Hood Canal, Puget Sound, Washington.
RMEHKMEF–Woman's hand holding an iPhone and photographing a Rock Crab on the beach, Acadia National Park, Bar Harbor, Maine.
RFMCJPGP–Fresh Cancer Irroratus crabs for sale at fish market
RFKE58J6–Atlantic rock crab, Maine.
RM2AKFBAN–Report of the Commissioner - United States Commission of Fish and Fisheries . No. 540 EXPLANATION OF PLATE VIIL Figure 36.—Squilla ernpusa Say, (p. 53G;) lateral view of the free-swimming larvaein one of its later stages, enlarged, ten diameters. 37.—Zoea of the common crab, Cancer irroratus, (p. 530;) in the last stage just-before it changes to the megalops condition; lateral view, enlargedseventeen diameters. 38.—Megalops stage of the same, just after the change from the zoea condi-tion ; dorsal view, enlarged thirteen diameters; (All tlie figures were drawn by J. H. Emerton.) Tie,. 36. Plat
RFKE58XE–Rock crab, Puget Sound, Washington.
RMDBXCCA–CRAB
RFKE58K9–Atlantic rock crab, Maine.
RMPG0A69–. Animal activities; a first book in zoo?logy. Zoology; Animal behavior. HOMOLOGIES AMONG CRUSTACEA. 109 frequently happens that animals bearing only slight external resemblance to one another in adult life are classified together because in embryological life they show so many resem- blances. Among the ten thou- sand or more species of Crustacea, there are many strange forms which de- part from what might be called the typical crusta- cean structure. Compar- ing the common crab (Cancer irroratus) with the shrimp or crayfish, we notice the small size of the abdomen folded under the flattened c
RF2ARW9PM–Atlantic Rock Crab, Cancer irroratus, Eastport, Maine, USA, Atlantic Ocean, feeding on scallop.
RMMCKRTF–. American lobster Homarus americanus Jonah crab Cancer borealis Atlantic rock crab Cancer irroratus
RF2CFCGTB–Atlantic Rock Crab, Cancer irroratus, Gloucester, Massachusetts, USA, Atlantic Ocean. scavenging on a dead Green crab.
RMABJF4Y–Common rock crab in the Gulf of Saint Lawrence, North Quebec
RMT1H8TA–Distribution and abundance of fishes Distribution and abundance of fishes and invertebrates in North Atlantic estuaries distributionabun1994unit Year: 1994 American lobster Homarus americanus Jonah crab Cancer borealis Atlantic rock crab Cancer irroratus
RMCFDW5K–Atlantic Rock Crab, (Cancer irroratus)
RMEHKMED–A Rock Crab struggles to right herself after a wave deposited her upside down on the beach, Acadia National Park, Maine.
RM2AKFB46–Report of the Commissioner - United States Commission of Fish and Fisheries . No. 540 EXPLANATION OF PLATE VIIL Figure 36.—Squilla ernpusa Say, (p. 53G;) lateral view of the free-swimming larvaein one of its later stages, enlarged, ten diameters. 37.—Zoea of the common crab, Cancer irroratus, (p. 530;) in the last stage just-before it changes to the megalops condition; lateral view, enlargedseventeen diameters. 38.—Megalops stage of the same, just after the change from the zoea condi-tion ; dorsal view, enlarged thirteen diameters; (All tlie figures were drawn by J. H. Emerton.) Tie,. 36. Plat
RMGK6AC6–52682 Cancer irroratus, the rock-crab; male
RMMCKRW8–. w/>w Blue mussel (Mytilus edulis) Sea scallop (Placopecten magellanicus) American oyster {Crassostrea virginica) Northern quahog (Mercenaria mercenaria) Softshell clam (Mya arenaria) Daggerblade grass shrimp (Palaemonetes pugio) p. 20 p. 21 p. 22 Northern shrimp ( Pandalus borealis) Sevenspine bay shrimp (Crangon septemsp/nosa) American lobster ( Homarus americanus) Jonah crab (Cancer borealis) Atlantic rock crab (Cancer irroratus) Green crab ( Carcinus maenas) p. 23 p. 24 p. 25 Green sea urchin (Strongylocentrotus droebachiensis) Spiny dogfish (Squalus acanthias) Skates (Raja species) Sh
RF2ARWA6P–Atlantic Rock Crab, Cancer irroratus, Gloucester, Massachusetts, USA, Atlantic Ocean. scavenging on a dead Green crab.
RMABJ1HG–Common rock crab in the Gulf of Saint Lawrence, North Quebec
RF2CFCGNC–Atlantic Rock Crab, Cancer irroratus, Eastport, Maine, USA, Atlantic Ocean,
RMT1H8TE–Distribution and abundance of fishes Distribution and abundance of fishes and invertebrates in North Atlantic estuaries distributionabun1994unit Year: 1994 Table 5 (continued). Temporal distribution and relative abundance Estuary / Month North Atlantic Estuaries Casco Bay Saco Bay Wells Harbor Species / Life Stage JFMAMJJASOND JFMAMJJASOND JFMAMJJASOND Northern shrimp Pandalus borealis •□ Sevenspine bay shrimp Crangon septemspinosa American lobster Homarus americanus Jonah crab Cancer borealis Atlantic rock crab Cancer irroratus
RMEHKMEA–Woman's left hand using an iPhone to photograph a Rock Crab on the beach, Acadia National Park, Bar Harbor, Maine.
RM2CEWE31–. Bulletin - New York State Museum. into four tribes: i Cyclometopa,2 Oxyrhynca, 3 Catometopa, 4 Oxystomata. These may be separated by the form of the carapace and the front,that is the portion between the eyes. The Oxystomata are notrepresented. T CYCLO^IETOPA Cancroid crabs. Carapace usually broader than long and reg^u-larly arched in front. No rostrum. Divided into three families, Cancridae, Pilumnidae and Por-tunidae, all of which are represented. HIGHER CRLSTACKA OF NEW ()RK CrrV 139 Family e>3s.xei>Jii)^i£:Cancer irroratus Say Rock crab Cane e r irroratus Say, T. (male only, the f
RMGK684A–51192 Rock Crab, Cancer irroratus, Say, male
RF2CFCGN7–Atlantic Rock Crab, Cancer irroratus, Eastport, Maine, USA, Atlantic Ocean, feeding on scallop.
RMRWRKNF–Elements of comparative zoology (1904) Elements of comparative zoology elementsofcompar1904king Year: 1904 CRUSTACEA. 229 other Crustacea molt or shed their skin in the same way, the new skin rapidly growing hard again, but the blue FIG. 56.—Shore-crab (Cancer irroratus}. crab is the only one taken in sufficient abundance at this time to be of economic importance. ORDER U.--TETRADECAPODA. Contrasted to the Decapods are the fourteen-footed or tetradecapodous forms, of which the sow-bug is one type. In these we can distinguish clearly head, thorax, and abdomen, the joints of the thorax being
RMRDEXHE–. Animal activities; a first book in zoo?logy. Zoology; Animal behavior. HOMOLOGIES AMONG CRUSTACEA. 109 frequently happens that animals bearing only slight external resemblance to one another in adult life are classified together because in embryological life they show so many resem- blances. Among the ten thou- sand or more species of Crustacea, there are many strange forms which de- part from what might be called the typical crusta- cean structure. Compar- ing the common crab (Cancer irroratus) with the shrimp or crayfish, we notice the small size of the abdomen folded under the flattened c
RMGK6AAX–52654 Zoea of Cancer irroratus, Last stage before it changes to megalops condition
RF2ARW9PH–Atlantic Rock Crab, Cancer irroratus, Eastport, Maine, USA, Atlantic Ocean, feeding on scallop.
RMRN5W2N–. Animal activities : a first book in zoölogy. Zoology; Animal behavior. HOMOLOGIES AMONG CRUSTACEA. 109 frequently happens that animals bearing- onh' slight external resemblance to one another in adult life are classified together because in embryological life they show so man' resem- blances. Among the ten thou- sand or more species of Crustacea, there are many strange forms which de- part from what might be called the typical crusta- cean structure. Compar- ing the common crab (Cancer irroratus) with the shrimp or crayfish, we notice the small size of the abdomen folded under the flattened
RMGK6AAY–52655 Megalops stage of Cancer irroratus, just after change from zoea stage
RMRR4ETP–. [A biological survey of the waters of Woods Hole and vicinity. Marine animals; Marine plants. BIOLOGICAIv SURVEY OF WOODS HOLE AND VICINITY. 335. Chart 115.—Cancer irroratus.. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. Sumner, Francis Bertody, 1874-; Osburn, Raymond C. (Raymond Carroll), 1872-1955; Cole, Leon Jacob, 1877-; Davis, Bradley M. (Bradley Moore), b. 1871; United States. Bureau of Fisheries. Washington : Go
RMRDTDGP–. Zoology. Zoology. Fia. 116.—Partly diagrammatic section through the thorax of ITebalia. en, thi axial-jointed endopodite; ex, exital portion or gill {above irregularly dotted and flabellum below with transverse rows of dots; c, carapace; ht, heart; inty intestine; ng, nervous system.. Fig, 117,Zoea of the common Crab (Cancer irroratus). Much enlarged. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. Packard, A. S. (Alpheu
RMRR4ETM–. [A biological survey of the waters of Woods Hole and vicinity. Marine animals; Marine plants. BIOLOGICAL SURVEY OP WOODS HOLE AND VICINITY. 333 CHART OF VINEYARD SOUND BUZZARDS BAY SHOWING DISTRIBUTION OF SPECIES NEW BEDFORD®! 0. Chart 115.—Cancer irroratus.. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. United States. Bureau of Fisheries; Sumner, Francis Bertody, 1874-; Osburn, Raymond Carroll, 1872-; Cole, Leon Jacob,
RMRDJETF–. Elements of zoology, to accompany the field and laboratory study of animals. Zoology. Fig. 1.37. — Panopeus sayi, al- lied to Cancer. The niufl- crab. One-half nat. size Photo, bv W. H. C. P.. Fig. 1.38. — Cancer irroratus, the rock-crab. Reduced to one-third. Photo. by W. H. C. P. hasta'tus of the East, and the beautiful " lady-crab " (Fig. 139), belong to the swimming group. Crabs of other families are,. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may
RMRE0A6T–. Zoology for high schools and colleges. Zoology. BEOAPODA. 393 no abdominal feet; the compound eyes are large and usually sessile, and the carapace is often armed with a long dorsal and frontal spine. Fig. 360 represents the Zoea, or larva of the common shore crab {Cancer irroratus Say). After sev-. Kg. 260. —Zoea of the common Crab. Cancer. Mncb enlarged.—After Smith. eral moults, the thoracic legs appear, the mouth-parts change from swimming - legs to appendages fitted for pre- paring the food to be swallowed and digested. This stage in the short-tailed Decapods or crabs, is called the Mega
RMRG7NAM–. Bulletin - United States National Museum. Science. U. S. NATIONAL MUSEUM BULLETIN 152 PLATE 85. 1 . CANCER IRRORATUS iP. 180). 2. C. ED WARDS 11 iP. 193i. 3. C. PLEBEJUS (P. 198). 4. C. PORTER! (P. 199) 5. C. POLYODON (P. 202) For explanation of plate see page 573.. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. United States National Museum; Smithsonian Institution; United States. Dept. of the Interior. Washington : Smi
RMRHG8B3–. The Biological bulletin. Biology; Zoology; Marine biology. 68 J. FRANKLIN YEAGER AND OSCAR E. TAUBER Table I Hemolymph Cell Counts of Marine Invertebrates Number Mean total of total Num- hemolymph hemo- ber of cell count Hemolymph lymph animals ± standard samples from cell used deviation counts ( X 103) (1) (2) (3) (4) (5) Crustacea Crago vulgaris Palaemonetes vulgaris. Peneus setiferus Homarus americanus... Hippa talpoida Talorchestria longicornis Pagurus pollicaris Cancer borealis Cancer irroratus Libinia canaliculata. . Callinectes sapidus Carcinus granulatus. . Ovalipes ocellatus Uca min
RMRHN0C7–. The Biological bulletin. Biology; Zoology; Biology; Marine Biology. Figure 4. Change in hemolymph osmotic pressure in stages zoeae 1 and 5 of Cancer irroratus after rapid transfer from seawater (920 mosm • kg"', 31%») to a dilute medium (500 mosm • kg"', 17%o), and in adults of C. irroratus after rapid transfer from seawater to 677 mosm • kg', 23%o. at 15°C. Each point represents the mean value of determinations from 3 to 5 zoeae or 5 adults, with 95% confidence interval. adults. Adaptation time is thus size-dependent, which could be related to differences in the volumes of water
RMRHN0CX–. The Biological bulletin. Biology; Zoology; Biology; Marine Biology. 130 G. CHARMANTIER AND M. CHARMANTIER-DAURES Q. E. Figure 4. Change in hemolymph osmotic pressure in stages zoeae 1 and 5 of Cancer irroratus after rapid transfer from seawater (920 mosm • kg"', 31%») to a dilute medium (500 mosm • kg"', 17%o), and in adults of C. irroratus after rapid transfer from seawater to 677 mosm • kg', 23%o. at 15°C. Each point represents the mean value of determinations from 3 to 5 zoeae or 5 adults, with 95% confidence interval. adults. Adaptation time is thus size-dependent, which could
RMRCNK2G–. Elements of comparative zoology. Zoology. CRUSTACEA. 229 other Crustacea molt or shed their skin in the same way, the new skin rapidly growing hard again, but the blue. FIG. 56.—Shore-crab (Cancer irroratus}. crab is the only one taken in sufficient abundance at this time to be of economic importance. ORDER U.--TETRADECAPODA. Contrasted to the Decapods are the fourteen-footed or tetradecapodous forms, of which the sow-bug is one type. In these we can distinguish clearly head, thorax, and abdomen, the joints of the thorax being freely movable on each other. The eyes are not placed upon movabl
RMRCPK84–. Elements of comparative zoology. Zoology. CRUSTACEA. 229 other Crustacea molt or shed their skin in the same way, the new skin rapidly growing hard again, but the blue. Fig. 56.—Shore-crab (Cancer irroratus). crab is the only one taken in sufficient abundance at this time to be of economic importance. Order II.—Tetradecapoda. Contrasted to the Decapods are the fourteen-footed or tetradecapodous forms, of which the sow-bug is one type. In these we can distinguish clearly head, thorax, and abdomen, the joints of the thorax being freely movable on each other. The eyes are not placed upon movabl
RMRG7T9P–. Bulletin - United States National Museum. Science. THE CANCROID CRABS OF AMERICA 181 Industries of U. S., sec. 1, 1884, p. 766, pi. 260, figs. 1-3.—Sumner, Bull. Bur. Fisheries, vol. 31, 1911, part 2, 1913, p. 671.—Hay and Shore, Bull. Bur. Fisheries, vol. 35, 1915-16 (1918), p. 435, pi. 35, fig. 1. Platycarciniis irroratus Milne Edwards, Hist. Nat. Crust., vol. 1, 1834, p. 414.— DeKay, Nat. Hist. New York, pt. 6, Crust., 1844, pi. 2, fig. 2. Cancer sayi Gould, Rept. Invert. Massachusetts, ed. 1, 1841, p. 323 (type- localities. Cape Ann, Nahant, etc.; types not located). Plaiycarcinus sayi D
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