332 REPORT OF COMMISSIONER OF FISH AND FISHERIES. 



entrance to the intersecting main aisle at the south entrance. By- 

 May 17, 1897, when the Government building- was opened to the public, 

 the exhibit was installed and ready for inspection, the aquarium stocked 

 with both fresh-water aud salt-water tishes, and the hatchery illustrating' 

 the methods employed in the hatching of the eggs of the shad and the 

 trout, was iu operation. 



The accompanying diagram shows the arrangement of the exhibits 

 and the amount of s])ace occupied by tlie various forms. Of the total 

 allotment of 5,000 feet the atiuarium occupied 3,360 feet; the exhibits 

 illustrating tish-cultural work, scientific inquiry, and the methods and 

 statistics of the fisheries, the remaining 1,640. 



The articles exhibited are comprised iu the following list: 



Scientific Inquiry Section. 



1. Exploring vessels : 



Models: Steamer Albatross, steamer Fish Haivk. 



Illustrations: Forward deck of steamer Albatross. U. S. Fish Commission 

 steamer Albatross. 



2. Collecting apparatus: 



Seines and nets: Two Baird seines, 50 and 150 feet long. One herring seine. 



One herring gill net. Two minnow seines. Two small seines. Two 



beam trawls, one large (double) aud one small model. Two small gauze 



towing nets. 

 Dredges: One naturalist's boat dredge. One naturalist's deep-sea dredge. Two 



surface tow nets. One dip net. One Chester rake dredge (two nets). 



Two oyster dredges. 

 Tangles: One tangle. 



3. Accessories for dredging and trawling: 



Sounding wire: One piece of sounding wire (large size). One piece of sounding 

 wire (common size). Three splices in sounding wire. Two splices in 

 dredge rope. 



4. Apparatus for preserving collections : 



One tank box containing one 16-gallon copper tank for storage and transporta- 

 tion of natural-history specimens. 



One tank Jbox containing one 8-galIon aud two 4-gallon copper tanks for storage 

 and transportation of natural-history specimens. 



Five jars, assorted sizes. 



Seven glass bottles with cork stoppers, assorted sizes. 



Eleven homeopathic vials with rubber stoppers, assorted sizes. 



Four glass dishes, assorted sizes. 



Three German-silver naturalist's forceps. 



5. Apparatus for deep-sea sounding: 



One Tanner deep-sea sounding machine, complete with Sigsbee sounder (shot 

 attached) and deei^-sea thermometer. 



6. Apparatus for physical observations : 



Thermometers and accessories: 

 Three deck thermometers. 

 One Miller-Casella deep-sea thermometer. 

 One Baird protected thermometer. 

 One Negretti & Zambra deep-sea thermometer. 



Three wooden cases for deep-sea thermometers (experimental forms). 

 One metal frame for holding deep-sea thermometer (Negretti A Zambra case). 

 Eleven brass cases (experimental forms) for deep-sea thermometers with 



attachments. 

 One Magnaghi case for deep-sea thermometer. 

 Two Tanner improved metal cases (sixth form), ordinary size, for deeiJ-sea 



thermometers. 

 One water bottle for deep-sea investigations. 

 One rivading glass for Negretti A: Zambra tlierniometer. 

 One set of Hilgard salinometers, with cup and tliermometer. 

 One magnet. 



7. Results of explorations : 



Collections (marine animals, dry): 

 (1) Crustacioans : 



One lo))8ter (Ifomarus americanns). 



One crab {Echinocerus seiimanua). 



