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according American apparatus appearance barrels become boats Bohuslän bottom carried catch caught causes changes close coast Commission connected considerable considered continued course depth direction drawing eggs entirely established experience extend fact fathoms fish fisheries fishermen floating fresh further give greater hatched head herring-fisheries hooks important increase influence interest Island June kinds knowledge known Lake later legs length less manner March means mentioned natural nearly necessary nets North Norway Norwegian observations obtained opinion pairs period Plate portion possible pounds prepared present probably produced quantity reached regard result River salmon salt scientific season segment shad short side spawn species specimens spring station supply surface taken temperature tion United usual vessels weather whole young
Page 361 - When it falls to the bottom of the vessel, it fixes its long pointed antennae firmly into the sand, and, with the assistance of the true feet, drags and pushes itself forward. This, however, may not be a natural mode of progression, but may be adopted in consequence of the artificial circumstances in which the animal is placed. Swimming is the natural mode of progression. It is amusing to see one of these animals resting, in an erect posture, on a branch of coralline, by means of its true thoracic...
Page xxviii - The details of the work will be found in the appended report of Mr. William F. Hubbard, the assistant superintendent. At the close of the season it was found that the bills, in regard to which proper vouchers could be rendered, and applicable to the actual work, and not simply to the construction of permanent improvements, amounted to about $3,600, which was duly paid to Mr. JG Megler, the secretary of the Oregon tmd Washington Fish Propagation Company, to which the works belonged.
Page 445 - Occurrence of Chelura terebrans, a crustacean destructive to the timber of submarine structures, on the coast of the United States. Notice of a new species of the Willemcesia group of Crustacea (recent Eryontidce.
Page 446 - Synopsis of the Marine Invertebrata of Grand Manan : or the region about the mouth of the Bay of Fundy, New Brunswick.
Page 764 - DEAR SIR, — I have the pleasure of acknowledging the receipt of your letter of the...
Page 561 - I have published my observations on the spawning-season of the herring, on its growth, the influence of the temperature of the water on the spawn, as well as some other facts relating to the mode of life of the herring, in the Annual Eeport of the Commission for a scientific investigation of the German seas for 1874-'76, Berlin, 1878.
Page 419 - ... succeeding segments, the last is shorter than the third. Abdomen composed of six segments of which the five anterior ones are subequal and somewhat broader than the thorax ; last segment triangular, with rounded apex. Eyes large, compound, supported on peduncles. First antennae in female shorter than head, composed of three segments of which the first is longer than the second and third together, and the third is slightly longer than the second. In the male the first antennae are about two-thirds...
Page 190 - ... extending over eighty to one hundred years. 39. With the exception of those parts of the day when the herring is supposed to be asleep it is in constant motion, and its daily course, especially whilst near the coast, is entirely regular. It is well known now that the herrings generally keep quiet during the middle of the day and the middle of the night, but are in motion mornings and evenings, and that they go into deeper waters by day-time and near the surface by night. The herrings are, therefore,...
Page 425 - This species is at once recognized among our Tanaids by the absence of eyes. The enlarged chelate claws joined to the united head and first thoracic segment, and the six-jointed pleon serve to distinguish it as belonging to the present genus. Body slender, elongated, and rather loosely articulated; head narrow in front, not broader than the bases of the antennulse; eyes wanting; antennulse distinctly four-jointed (pi.
Page 763 - ... impossible to describe the sentiments of horror and indignation which have been inspired by the sad intelligence from Washington. Her Majesty has directed me to express her sincere condolence with the families of the late President, and of Mr. Seward, under their present afflictions. It is my duty to request that you will convey to the government of the United States the assurance that the government, the Parliament, and the nation are affected...