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Presence Current · Arkansas
Last published 2026
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Refreshed 2026-08-15
Rebecca Lochmann profile photo

Rebecca Lochmann

Sourced from institutional research profiles (UAMS TRI or ARA).

◆ ARA Academy High Impact

Aquaculture Nutrition and Sustainable Fish Feed Development

Also affiliated: United States Food and Drug Administration (2000); Texas A&M University System (1992–1993); Parker Hannifin (United States) (2001)

Faculty Researcher

25 h-index 80 pubs 1,986 cited

  • Animals
  • Ictaluridae
  • Diet
  • Muscles
  • Animal Feed
  • Iron
  • Dietary Supplements
  • Enzyme-Linked Immunosorbent Assay
  • Sodium-Potassium-Exchanging ATPase
  • Ammonia
  • Bass
  • Environmental Exposure
  • Gills
  • Glycoproteins
  • Ions

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Biography and Research Information

OverviewAI-generated summary

Rebecca Lochmann's research focuses on aquaculture nutrition, with a particular emphasis on developing sustainable fish feed and understanding the nutritional requirements of commercially important fish species. Her work investigates the impact of different dietary components on fish growth, health, and body composition. Recent publications explore the effects of plant-based diets and novel lipid sources on channel catfish (Ictalurus punctatus) and hybrid striped bass (Morone chrysops ♂× Morone saxatilis ♀), examining nutrient retention, growth performance, and physiological responses.

Lochmann's research also delves into specific micronutrient requirements, such as iron, in channel catfish diets. Her studies have identified how different forms of iron affect anemia prevention, as well as potential negative impacts on liver and intestine health. Furthermore, her work extends to understanding growth parameters and fatty acid composition in largemouth bass (Micropterus salmoides salmoides and Micropterus nigricans) under varying temperature and feeding conditions. She also investigates the integration of aquaculture with other agricultural systems, such as in coupled aquaponic systems, examining the production and mineral composition of crops like okra (Abelmoschus esculentus) when raised with Nile tilapia (Oreochromis niloticus).

With an h-index of 24 and nearly 2,000 citations across more than 80 publications, Lochmann is recognized as a highly cited researcher and a Fellow of the ARA Academy. Her laboratory at the University of Arkansas at Pine Bluff actively collaborates with colleagues, including Grace Ramena, Michele Jones, M. Thompson, and Hannah Knuckles, all from the same institution.

Metrics

  • h-index: 25
  • Publications: 80
  • Citations: 1,986

Selected Publications

  • Effects of Production Method (Flooded Media Bed or Floating Rafts) on Growth, Production, and Mineral Composition of Okra (Abelmoschus esculentus) Grown in a Coupled Aquaponic System with Nile Tilapia (Oreochromis niloticus) (2026)
    Sustainability DOI OpenAlex
  • <scp>Plasma and tissue transferrin and ferritin</scp>, <scp>and gene expression of ferritin</scp>, <scp>transferrin</scp>, <scp>and transferrin receptors</scp> I <scp>and II in channel</scp><scp>catfish</scp><i>Ictalurus punctatus</i><scp>fed diets with different concentrations of inorganic or organic iron</scp> (2024)
    Journal of Fish Diseases DOI OpenAlex
  • Digestibility of Conventional and Novel Dietary Lipids in Channel Catfish Ictalurus punctatus (2023)
    Animals 6 citations DOI OpenAlex
  • Elevated concentrations of organic and inorganic forms of iron in plant-based diets for channel catfish prevent anemia but damage liver and intestine, respectively, without impacting growth performance (2023)
    Fish Physiology and Biochemistry 14 citations DOI OpenAlex
  • Elevated concentrations of organic and inorganic forms of iron in plant-based diets for channel catfish prevent anemia but damage liver and intestine, respectively, without impacting growth performance (2022)
    Research Square DOI OpenAlex
  • Effects of Different Feeding Regimes on Growth Rates and Fatty Acid Composition of Largemouth Bass Micropterus nigricans at High Water Temperatures (2022)
    Animals 8 citations DOI OpenAlex
  • Dietary replacement of fishmeal with commercial protein blends designed for aquafeeds in hybrid striped bass (Morone chrysops ♂× Morone saxatilis ♀): Digestibility, growth, body composition, and nutrient retention (2021)
    Aquaculture Reports 3 citations DOI OpenAlex
  • Growth parameters in northern largemouth bass Micropterus salmoides salmoides raised near their upper thermal tolerance for 28 days (2021)
    Aquaculture Reports 23 citations DOI OpenAlex
  • Physio-biochemical, metabolic nitrogen excretion and ion-regulatory assessment in largemouth bass (Micropterus salmoides) following exposure to high environmental iron (2020)
    Ecotoxicology and Environmental Safety 13 citations DOI OpenAlex
  • Growth, nutrient retention, innate immune response, and intestinal morphology of juvenile, soy-naïve hybrid striped bass, Morone saxatilis x M. chrysops fed commercial-type, soy-based, ideal protein, fish meal replacement diets (2020)
    Aquaculture 12 citations DOI OpenAlex
  • Physiological insights into largemouth bass (Micropterus salmoides) survival during long-term exposure to high environmental ammonia (2018)
    Aquatic Toxicology 78 citations DOI OpenAlex
  • An environmentally friendly approach for mitigating cyanobacterial bloom and their toxins in hypereutrophic ponds: Potentiality of a newly developed granular hydrogen peroxide-based compound (2018)
    The Science of The Total Environment 70 citations DOI OpenAlex
  • Commercial <i>Bacillus</i> probiotic supplementation of rainbow trout ( <i>Oncorhynchys mykiss</i> ) and brown trout ( <i>Salmo trutta</i> ): growth, immune responses and intestinal morphology (2016)
    Aquaculture Research 27 citations DOI OpenAlex
  • Low-Intensity, Stocker-Based Channel Catfish Culture (2016)
    North American Journal of Aquaculture 1 citation DOI OpenAlex
  • A dietary dairy/yeast prebiotic and flaxseed oil enhance growth, hematological and immunological parameters in channel catfish at a suboptimal temperature (15°C) (2015)
    animal 12 citations DOI OpenAlex

View all publications on OpenAlex →

ARA Academy 2017 ARA Fellow

Dr. Lochmann's team investigates alternative dietary protein and lipid sources, prebiotics and probiotics, and other feed additives affecting growth, health, product quality, and reproductive performance in aquaculture species including baitfish, catfish, largemouth bass, hybrid striped bass, and tilapia. Research includes cost-effectiveness assessments related to production profitability.

Policy Impact

Drives cost-effective aquaculture innovations that support Arkansas's position as a leading U.S. aquaculture producer, directly benefiting the state's farm economy.

Growth Areas

['Food Production & Integrative Health', 'Precision Agriculture']

Collaboration Network

23 Collaborators 11 Institutions 1 Country

Top Collaborators

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