Expeditions organized or participated in by the Smithsonian . Fui. 41.—Bird Key Reservation, Tortugas, Florida. The large birds on thestakes are Man-o-war birds; the white-crowned birds nesting in the bushesare Noddy Terns; the birds nesting in the open stretches on the ground areSooty Terns. Photograph by Bartsch. VISIT TO THE CERION COLONIES IN FLORIDA Through the cooperatior; of the Carnegie Institution and the C Museum. Dr. Paul Bartsch. curator of marine invertebrates,was enabled to visit the Bahama Cerion colonies which he has plantedon the Morida Keys, between M

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Expeditions organized or participated in by the Smithsonian . Fui. 41.—Bird Key Reservation, Tortugas, Florida. The large birds on thestakes are Man-o-war birds; the white-crowned birds nesting in the bushesare Noddy Terns; the birds nesting in the open stretches on the ground areSooty Terns. Photograph by Bartsch. VISIT TO THE CERION COLONIES IN FLORIDA Through the cooperatior; of the Carnegie Institution and the C Museum. Dr. Paul Bartsch. curator of marine invertebrates,was enabled to visit the Bahama Cerion colonies which he has plantedon the Morida Keys, between Miami and the Tortugas. last May forthe ])urpose of studying the effect of the changed enviromnent uponthese organisms. He reports the finding of many adult si)ecimensof the first PTorida grown generation, which together with those 42 SMITHSONIAN MISCELLANEOUS COLLECTIONS VOL. 66. Fig. 42.—Bahama Cerions grown on Loggerhead Key, Tortugas, by Bartsch. XO. 1/ SMITHSONIAN EXPLORATIONS, I916 43

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Keywords: ., bookcentury1900, bookdecade1910, booksubjectscienti, bookyear1912