Dr. Harold J. Humm was a North American phycologist, and was considered the father of the University of South Florida's marine science program. He held a patent on a method of extracting gels from seaweed.

Relevant to the biota of the Gulf of Mexico, Dr. Humm has published the following:

Ballantine, D. L., and H. J. Humm. 1975. Benthic algae of the Anclote Estuary. I. Epiphytes of seagrass leaves. Florida Scientist 38: 150–162.

Hamm, D., and H. J. Humm. 1976. Benthic algae of the Anclote Estuary. II. Bottom-dwelling species. Florida Scientist 38: 150–162.

Humm, H. J. 1952. Marine algae from Campeche banks. Florida State University Studies 7: 1–27.

Humm, H. J. 1963. Some new records and range extensions of Florida marine algae. Bulletin of Marine Science of the Gulf and Caribbean 13: 516–526.

Humm, H. J. 1964. Epiphytes of the sea grass, Thalassia testudinum, in Florida. Bulletin of Marine Science of the Gulf and Caribbean 14: 306–341.

Humm, H. J., and R. L. Caylor 1957. The summer marine flora of Mississippi Sound. Publications of the Institute of Marine Science, University of Texas 4: 228–264.

Humm, H. J., and R. M. Darnell. 1959. A collection of marine algae from the Chandeleur Islands. Publications of the Institute of Marine Science, University of Texas 6: 265–276.

Humm, H. J. , and H. H. Hildebrand. 1962. Marine algae from the Gulf Coast of Texas and México. Publications of the Institute of Marine Science, University of Texas 8: 227–268.