EDIS Update

Megalocytivirus Infections in Fish, with Emphasis on Ornamental Species (FA182)

March 18th, 2011
Topic(s):Aquaculture

Megalocytiviruses cause systemic infections that can result in moderate to heavy losses in many different species of freshwater and marine fishes in both cultured and wild stocks. This 8-page fact sheet was written by Roy P. E. Yanong and Thomas B. Waltzek, and published by the UF Department of Fisheries and Aquatic Sciences, December 2010.
http://edis.ifas.ufl.edu/fa182

Lymphocystis Disease in Fish (FA181/FA181)

March 18th, 2011
Topic(s):Aquaculture

Lymphocystis is a chronic disease of freshwater and marine fishes caused by infection with an iridovirus known as Lymphocystivirus or Lymphocystis disease virus (LCDV). Infection results in the development of pebble or wart-like nodules most commonly seen on the fins, skin, or gills, although other tissues may be affected. This 5-page fact sheet was written by Roy P. E. Yanong, and published by the UF Department of Fisheries and Aquatic Sciences, December 2010.
http://edis.ifas.ufl.edu/fa181

Viral Nervous Necrosis (Betanodavirus) Infections in Fish (FA180/FA180)

March 18th, 2011
Topic(s):Aquaculture

The betanodaviruses are an important, emerging group of viruses known to infect over 40 marine fish species worldwide. This 7-page fact sheet was written by Roy P. E. Yanong, and published by the UF Department of Fisheries and Aquatic Sciences, December 2010.
http://edis.ifas.ufl.edu/fa180

Sharks for the Aquarium and Considerations for Their Selection (FA179)

February 2nd, 2011
Topic(s):Aquaculture, Ecosystems & Species

Sharks are magnificent animals and an exciting group of fishes. And they are becoming increasingly popular as pet animals. The proper care and display of sharks requires great attention to details. This 8-page fact sheet provides critical points aquarists must consider in deciding whether or not to include sharks in their aquaria. A table of the most popular sharks kept in public and home aquariums is provided to facilitate species selection. Written by Alexis L. Morris, Elisa J. Livengood, and Frank A. Chapman, and published by the UF Department of School of Forest Resources and Conservation Program in Fisheries and Aquatic Sciences, December 2010.
http://edis.ifas.ufl.edu/fa179

FA178/FA178 Perkinsus Infections of Bivalve Molluscs

December 6th, 2010
Topic(s):Aquaculture

FA178, a 7-page fact sheet by Denise Petty, describes the infections caused by this group of protistan parasites that can infect shellfish — signs of infection in molluscs, life cycle, transmission, diagnosis, regulatory concerns, treatment and disinfection of facilities, and food safety. Includes references and glossary. Published by the UF Department of School of Forest Resources and Conservation, August 2010.
http://edis.ifas.ufl.edu/fa178

FA174 Teach Aquaculture Curriculum: Spawning and Rearing Bivalve Molluscs–Spawning

September 16th, 2010
Topic(s):4-H Youth Development, Aquaculture

FA174, a 9-page activity by R. Leroy Creswell, Cortney L. Ohs, Craig S. Kasper, Elisa J. Livengood, Amber L. Garr, Brian E. Myers, Carlos V. Martinez, and Frank A. Chapman, is activity 12 of the Teach Aquaculture Curriculum. In this activity for grades 9-12, students will learn methods for spawning bivalve molluscs like clams or oysters using temperature manipulation. Students will use an ocular micrometer to measure the diameter of bivalve eggs and the length of bivalve larvae. Includes student performance standards. Published by the UF School of Forest Resources and Conservation, Program in Fisheries and Aquatic Sciences, May 2010.
http://edis.ifas.ufl.edu/fa174

FA172 Teach Aquaculture Curriculum: What Makes a Good Fish Food?

August 10th, 2010
Topic(s):4-H Youth Development, Agriculture, Aquaculture

FA172, a 5-page activity by Craig S. Kasper, Cortney L. Ohs, Brian E. Myers, Frank A. Chapman, Amber L. Garr, R. Leroy Creswell, Carlos V. Martinez, and Elisa J. Livengood, is activity 22 of the Teach Aquaculture Curriculum. In this activity for grades 9-12, students will learn the common ingredients in fish food, design their own fish food, and discover how water stability relates to fish nutrition, production and the environment. Includes student performance standards. Published by the UF School of Forest Resources and Conservation, Program in Fisheries and Aquatic Sciences, July 2010.
http://edis.ifas.ufl.edu/fa172

FA173 Teach Aquaculture Curriculum: Anatomy of a Fish

August 10th, 2010
Topic(s):4-H Youth Development, Agriculture, Aquaculture

FA173, a 5-page activity by Amber L. Garr, Cortney L. Ohs, Craig S. Kasper, R. Leroy Creswell, Frank A. Chapman, Brian E. Myers, Elisa J. Livengood, and Carlos V. Martinez, is activity 1 of the Teach Aquaculture Curriculum. In this activity for grades 5-12, students categorize types of fish, describe the basic biology of fish species, and identify the primary functions of anatomical features common to aquaculture. Includes student performance standards. Published by the UF School of Forest Resources and Conservation, Program in Fisheries and Aquatic Sciences, July 2010.
http://edis.ifas.ufl.edu/fa173

FA175 Teach Aquaculture Curriculum: Spawning and Rearing Bivalve Molluscs — Larval Culture

August 10th, 2010
Topic(s):4-H Youth Development, Agriculture, Aquaculture

FA175, a 4-page activity by R. Leroy Creswell, Cortney L. Ohs, Craig S. Kasper, Carlos V. Martinez, Elisa J. Livengood, Amber L. Garr, Frank A. Chapman, and Brian E. Myers, is activity 13 of the Teach Aquaculture Curriculum. In this activity for grades 9-12, students learn to describe the reproductive biology and spawning of bivalve molluscs, leading to an understanding of the conditions used in hatcheries for commercial production of bivalve molluscs. Includes student performance standards. Published by the UF School of Forest Resources and Conservation, Program in Fisheries and Aquatic Sciences, July 2010.
http://edis.ifas.ufl.edu/fa175

FA176 Teach Aquaculture Curriculum: Dancing with Brine Shrimp

August 10th, 2010
Topic(s):4-H Youth Development, Agriculture, Aquaculture

FA176, a 7-page activity by Elisa J. Livengood, Cortney L. Ohs, Amber L. Garr, R. Leroy Creswell, Carlos V. Martinez, Craig S. Kasper, Brian E. Myers, and Frank A. Chapman, is activity 14 of the Teach Aquaculture Curriculum. In this activity for grades 5-12, students will hatch and culture brine shrimp to observe the behavior and the different development stages of the organisms. Includes student performance standards. Published by the UF School of Forest Resources and Conservation, Program in Fisheries and Aquatic Sciences, July 2010.
http://edis.ifas.ufl.edu/fa176

FA177 Teach Aquaculture Curriculum: Introduction

August 10th, 2010
Topic(s):4-H Youth Development, Agriculture, Aquaculture

FA177, a 2-page fact sheet by Cortney L. Ohs, R. Leroy Creswell, Amber L. Garr, Carlos V. Martinez, Brian E. Myers, Elisa J. Livengood, Craig S. Kasper, and Frank A. Chapman, introduces the Teach Aquaculture Curriculum. The curriculum is designed to engage students in aquaculture and the aquatic sciences through a series of hands-on activities involving all the sciences, mathematics, reading, and writing. Each activity in the series includes student performance standards. Published by the UF School of Forest Resources and Conservation, Program in Fisheries and Aquatic Sciences, July 2010.
http://edis.ifas.ufl.edu/fa177

FA169 Teach Aquaculture Curriculum: Fish-Eating Contest

July 26th, 2010
Topic(s):4-H Youth Development, Agriculture, Aquaculture

FA169, a 4-page activity by Amber L. Garr, Cortney L. Ohs, Brian E. Myers, Craig S. Kasper, R. Leroy Creswell, Frank A. Chapman, Carlos V. Martinez, and Elisa J. Livengood, is activity 2 of the Teach Aquaculture Curriculum. In this activity for grades 5-12, students observe the external anatomy of fish to determine feeding behaviors and recommend an aquaculture diet based on their observations. Includes student performance standards. Published by the UF School of Forest Resources and Conservation, Program in Fisheries and Aquatic Sciences, May 2010.
http://edis.ifas.ufl.edu/fa169

FA170 Teach Aquaculture Curriculum: How Big Is That Pond?

July 26th, 2010
Topic(s):4-H Youth Development, Agriculture, Aquaculture

FA170, a 5-page activity by Cortney L. Ohs, Amber L. Garr, R. Leroy Creswell, Elisa J. Livengood, Brian E. Myers, Carlos V. Martinez, Frank A. Chapman, and Craig S. Kasper, is activity 5 of the Teach Aquaculture Curriculum. In this activity for grades 5-12, students will learn to calculate the volume, surface area, stocking densities of fish, and chemical application amounts for various sizes of ponds. Includes student performance standards. Published by the UF School of Forest Resources and Conservation, Program in Fisheries and Aquatic Sciences, May 2010.
http://edis.ifas.ufl.edu/fa170

FA168 Candidate Species for Florida Aquaculture: Pinfish, Lagodon rhomboides

June 10th, 2010
Topic(s):Aquaculture

FA168, a 6-page illustrated fact sheet by Cortney L. Ohs, Scott W. Grabe, Matthew A. DiMaggio, describes this marine baitfish of the Sparidae (porgy/sea bream) family which has potential for culture in the southeastern United States — general description, geographic distribution and habitat, nautral history, culture techniques, broodstock nutrition, broodstock reproduction, hatchery, nursery, growout, disease, and market. Includes references. Published by the UF Program in Fisheries and Aquatic Sciences, School of Forest Resources and Conservation, May 2010.
http://edis.ifas.ufl.edu/fa168

FA167 Choosing an Appropriate Live Feed for Larviculture of Marine Fish

April 20th, 2010
Topic(s):Aquaculture

FA167, a 7-page illustrated fact sheet by Cortney L. Ohs, Eric J. Cassiano, Adelaide Rhodes, discusses the pros and cons of using rotifers, brine shrimp, and copepods as live food for marine fish larvae. Includes references. Published by the UF Program in Fisheries and Aquatic Sciences, December 2009.
http://edis.ifas.ufl.edu/fa167

FA160 Candidate Species for Florida Aquaculture: Pigfish, Orthropristis chrysoptera

March 25th, 2010
Topic(s):Aquaculture

FA160, a six-page illustrated fact sheet by Eric J. Cassiano, Cortney L. Ohs, and Jeff E. Hill, describes this member of the grunt family that is rated as a top species for baitfish aquaculture — general description, geographic distribution and habitat, natural history, and culture techniques. Includes references. Published by the UF School of Forest Resources and Conservation Program in Fisheries and Aquatic Sciences, December 2009.
http://edis.ifas.ufl.edu/fa160

FA166 Candidate Species for Florida Aquaculture: Discus Symphysodon spp., a Profitable but Challenging Species for Florida Aquaculture

March 19th, 2010
Topic(s):Aquaculture

FA166, an 8-page illustrated fact sheet by E. J. Livengood, C. L. Ohs, and F. A. Chapman, provides an overview of this disc-shaped freshwater chiclid fish — description, habitat and feeding, conservation issues, taxonomy, genetics and domestication, culture methods, and markets. Includes references. Published by the UF Program in Fisheries and Aquatic Sciences, School of Forest Resources and Conservation, December 2009.
http://edis.ifas.ufl.edu/fa166

FA165 Use of Copper in Marine Aquaculture and Aquarium Systems

March 5th, 2010
Topic(s):Aquaculture

FA165, a 6-page fact sheet by Roy P. E. Yanong, discusses the use of “bluestone” or “blue copperas” copper sulfate — basic copper chemistry, chelated copper, toxicity to target and non-target organisms, determining dose, reaching and maintaining desired concentrations, and removing copper from the system. Includes references. Published by the UF Program in Fisheries and Aquatic Sciences, School of Forest Resources and Conservation, December 2009.
http://edis.ifas.ufl.edu/fa165

FA161 Use of Ovaprim in Ornamental Fish Aquaculture

March 5th, 2010
Topic(s):Aquaculture

FA161, an 8-page illustrated fact sheet by Roy P. E. Yanong, Carlos Martinez, and Craig A. Watson, explains for ornamental fish producers the mode of action and considerations for the use of ovaprim, a hormone product used as a spawning aid. Includes references. Published by the UF Program in Fisheries and Aquatic Sciences, School of Forest Resources and Conservation, December 2009.
http://edis.ifas.ufl.edu/fa161

FA164 Cryptocaryon irritans Infections (Marine White Spot Disease) in Fish

March 3rd, 2010
Topic(s):Aquaculture

FA164, a 10-page illustrated fact sheet by Roy P. E. Yanong, describes this significant disease problem for marine aquarists and commercial mariculture worldwide — signs of disease, biology and life cycle, immunity, diagnostics, prevention and control, disinfection, and biosecurity considerations. Includes references. Published by the UF Program in Fisheries and Aquatic Sciences, December 2009.
http://edis.ifas.ufl.edu/fa164

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