Rịba ama amaokwu a dị n'okpuru ma zaa ajụjụ ahụ mgbe e mesịrị n'otu asụsụ ahụ dị ka amaokwu ahụ:  Ọ laghachiri n'Ugwu Holyoke n'afọ 1872, na-akụzi mgbakọ na mwepụ na akụkọ ihe mere eme tupu ọ bụrụ onye nkuzi mgbatị ahụ nke kọleji site na 1876 ruo 1891.Clapp gara n'ihu na-amụ akwụkwọ postgraduate na Louis Agassiz's Anderson School of Natural History na Penikese Island, Buzzard's Bay, MA na 1874. Ọ nakweere okwu Agassiz "Mụọ ihe okike, ọ bụghị akwụkwọ!" ma tinye ya n'ọrụ na nkuzi nke ya. Ọ webatara ihe ọmụma ọ mụtara site na usoro ọmụmụ ọmụmụ na Mount Holyoke, nke ndị otu sitere na mba ofesi nọchiri. Clapp na ndị ọkà mmụta ụmụ ahụhụ ndị ọzọ nọ na New England chịkọtara ụmụ ahụhụ site n'Ugwu White nke New Hampshire n'oge okpomọkụ nke 1875 nakwa site n'etiti ógbè ndị dị n'Atlantik n'afọ 1877. (Nkwụsị gụnyere Mahadum Johns Hopkins n'ọdụ ụgbọ mmiri na Beaufort, SC na Smithsonian Institution na Washington, D.C.) Clapp mezukwara ọmụmụ ihe dị mkpirikpi banyere nwa amụrụ na ụmụ ahụhụ na Massachusetts Institute of Technology n'okpuru W.T. Sedgwick na Williams College na mmalite 1880s. Malite na 1888, Clapp sonyeere Laboratory Biological Laboratory na Woods Hole, MA, ebe o mere nyocha ụlọ nyocha ma mesịa bụrụ onye nkuzi na onye nlekọta. E bipụtara akwụkwọ doctoral ya na azụ toadfish na Journal of Morphology na 1889.  Ajụjụ: Olee steeti Clapp gara n'afọ 1875 iji chịkọta ụmụ ahụhụ?
New Hampshire