Dragovich, A., J. A. Kelly and H. G. Goodell. (1968). Hydrological and biological characteristics of Florida's west coast tributaries. Fisheries Bulletin, 66(3): 464-477. (Covers Little Manatee, Manatee, Myakka, Peace, and Caloosahatchee Rivers.)

Drew, Richard D. and N. Scott Schomer. (1985). Ecological characterization of the Caloosahatchee River/Big Cypress watershed. Washington, DC: Minerals Management Service: U. S. Fish and Wildlife Service. (The document covers the Caloosahatchee River and Big Cypress watersheds, their geology and physiography, climate, hydrology and water quality, watershed energetics, plant communities and fauna.)
http://palmm.fcla.edu/~fdl/cgi-bin/fdlcgi?UF00000112%2Fpdf OR
http://palmm.fcla.edu/~fdl/cgi-bin/fdlcgi?UF00000112%2Fjpg

Florida Marine Research Institute. (200?). Maps for Caloosahatchee River and Mullock Creek. St. Petersburg, FL: The Institute.(The maps were designed to show manatee abundance, boating activity, bathymetry data, and mortality information, and seagrass beds for both the Caloosahatchee River and Mullock Creek area.)
http://www.floridamarine.org/features/view_article.asp?id=18850

Fraser, Thomas H. and Ralph T. Montgomery. (1997). Compendium of existing monitoring programs in the greater Charlotte Harbor watershed. 187 pp. North Fort Myers, FL: Charlotte Harbor National Estuary Program. (This report describes monitoring programs for the Charlotte Harbor National Estuary Program study area.(including the Myakka River).The objectives of this report are to: 1) identify and describe all existing land, air, terrestrial and aquatic wildlife and vegetation, and water monitoring programs that pertain to the study area; 2) provide a summary of those programs both temporally and geographically; 3) help identify areas where monitoring is lacking or where protocols are inconsistent; and 4) assist existing programs in coordinating their efforts and increase understanding of programs across organizations.)

Gunter, Gordon and Gordon E. Hall. (1965). Biological investigation of the Caloosahatchee Estuary of Florida. 71 pp. Ocean Springs, MS: Gulf Coast Research Laboratory.(The study examines the effects of Lake Okeechobee discharge and local runoff through the Caloosahatchee River on the fishes and animals of the estuary.)

Gunter, Gordon and Gordon E. Hall. (1962). Biological investigations of Caloosahatchee estuary in connection with Lake Okeechobee discharges through Caloosahatchee River: a report to the District Engineer, Jacksonville District, Corps of Engineers. 59 pp. Jacksonville, FL: The Corps. (The study examines the effects of Lake Okeechobee discharge and local runoff through the Caloosahatchee River on the fishes and animals of the estuary. A more detailed report was published in 1965, under the title: A biological investigation of the Caloosahatchee Estuary of Florida.)

Hayward, D. and E. D. Estevez. (1997). Suitability of Florida waters to invasion by the zebra mussel, Dreissena polymorpha. Mote Marine Laboratory Technical Report No. 495. Sarasota, FL: Mote Marine Laboratory.(The paper assesses the suitability of Florida waters (including the Caloosahatchee) for zebra mussel habitation.)
http://www.mote.org/techreps/495/text.phtml?noframes=0

Horel, George. (1960). Results of fisheries investigation and recommendations for re-establishment of a sport fishery in the Caloosahatchee River: a preliminary report. Tallahassee, FL: Florida Game and Fresh Water Fish Commission.(The investigation examined how the fish population in the Caloosahatchee River would be affected by proposed plans to increase the capacity of Canal 43 to discharge water from Lake Okeechobee and from the canal's watershed.)

Kier, Porter M. (1963). Tertiary echinoids from the Caloosahatchee and Tamiami formations of Florida. 63 pp. Washington, DC: Smithsonian Institution.

Leonard , D. L., M. Broutman and K. E. Harkness. (1989). The quality of shellfish growing waters on the east coast of the United States. 54 pp. Rockville, MD: National Oceanic and Atmospheric Administration, Office of Oceanography and Marine Assessment.(Includes the Caloosahatchee River and Charlotte Harbor.)

McPherson, B.F, and H. R. La Rose. (1982). Algal Conditions in the Caloosahatchee River (1975-79) Lake Okeechobee to Franklin Lock, Florida. 28 pp. U. S. Geological Survey Water-Resources Investigations 81-81, 1982.(The investigation gathered information on water quality and water flow in the Caloosahatchee River and its tributaries, with emphasis on the algal population. It was conducted by the U. S. Geological Survey in cooperation with Lee County, Florida. The report provides background information on the amount and types of suspended algae (phytoplankton) and relates these to water quality and discharge.)

Merritt, R.W., et al. (2002). Development and application of a macroinvertebrate functional-group approach in the bioassessment of remnant river oxbows in Southwest Florida. Journal of the North American Benthological Society, 21(2): 290-310.(Bioassessment of remnant river oxbows in the Caloosahatchee were developed using invertebrate richness, density, mass, and functional-group analyses.)

Murdock, James F. (1955). Investigation of the Lee County bay scallop fishery [a report] Submitted to Florida State Board of Conservation. 101 pp. Coral Gables, FL: Marine Laboratory, University of Miami.

Pattilo, M., L. P. Rozas and R. J. Zimmerman. (1997). Review of salinity requirements for selected marine plants and fishes of the Caloosahatchee River area, Lee County, Florida. St. Petersburg, FL: Florida State Board of Conservation Marine Laboratory.

Phillips; Ronald C. and Victor G. Springer. (1960). Report on the hydrography, marine plants and fishes of the Caloosahatchee River area, Lee County, Florida. St. Petersburg, FL: Florida State Board of Conservation Marine Laboratory.(Reports on immediate effects of fresh water on the marine plants of the area and fish observed in the river.)

U. S. Fish and Wildlife Service. (1957). Preliminary survey of the fish and wildlife resources in relation to the Corps of Engineers' plan of development, Caloosahatchee River, Canal C-43, Florida. 17 p. Atlanta, GA: The Service.(A survey was made to determine probable effects of the project on fish and wildlife resources of the area, and to ascertain whether more detailed studies are required. A further aim of the study was to assess the potential for maintenance of the fish and wildlife resources of the area within the framework of the project.)

Volety, A. K., M. Savarese, and S. G. Tolley. (2001). Disease status and physiological responses of oysters as indicators of watershed alteration effects in Southwest Florida estuaries. p.667. Aquaculture 2001 (conference), Lake Buena Vista, FL, 21-25 Jan 2001. Baton Rouge, LA: World Aquaculture Society.(Using Crassostrea virginica, as an indicator species, the researchers measured the prevalence of Perkinsus marinus in altered Faka-Union, Henderson Creek, and Caloosahatchee River and the pristine Blackwater River estuaries.)