Ichthyology is the branch of zoology devoted to the study of fish, including: bony fish, Osteichthyes; cartilaginous fish, Chondrichthyes; and jawless fish, Agnatha. The discipline can include the ...

Described in 1840 from the Chel River system, the species was last recorded over 80 years ago despite repeated searches and ...

He moved in early 2000 to the Academy of Natural Sciences in Philadelphia (ANSP) as Chaplin Chair and Curator of Ichthyology. He holds an adjunct faculty appointment at the University of Pennsylvania ...