Preliminary Study on Some Blood Parameters of White Snook (<i>Centropomus viridis</i>) Broodstock Reared in Aquaculture Recirculating System (RAS)
The white snook (<i>Centropomus viridis</i>) is an emerging aquaculture species with high market acceptance, exhibiting catadromous and protandric hermaphroditic characteristics in adulthood. This study aimed to preliminarily characterize certain hematological and biochemical parameters,...
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MDPI AG
2025-07-01
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| Online Access: | https://www.mdpi.com/2410-3888/10/7/347 |
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| author | Iris Adriana Hernández-López Virginia Patricia Domínguez-Jiménez Rosa María Medina-Guerrero Rodolfo Lozano-Olvera Oscar Basilio Del Rio-Zaragoza Leonardo Ibarra-Castro Juan Manuel Martínez-Brown Emyr Saúl Peña-Marín |
| author_facet | Iris Adriana Hernández-López Virginia Patricia Domínguez-Jiménez Rosa María Medina-Guerrero Rodolfo Lozano-Olvera Oscar Basilio Del Rio-Zaragoza Leonardo Ibarra-Castro Juan Manuel Martínez-Brown Emyr Saúl Peña-Marín |
| author_sort | Iris Adriana Hernández-López |
| collection | DOAJ |
| description | The white snook (<i>Centropomus viridis</i>) is an emerging aquaculture species with high market acceptance, exhibiting catadromous and protandric hermaphroditic characteristics in adulthood. This study aimed to preliminarily characterize certain hematological and biochemical parameters, as well as blood cell morphology, for identifying possible variations between sexes maintained under aquaculture recirculating system (RAS) conditions. The white snook broodstock was anesthetized with clove oil, and biometric values, as well as sex classification, were measured. Then, blood samples were collected from 14 females (7132 ± 1610 g) and 20 males (2200 ± 0.963 g) via caudal vessel puncture to analyze selected hematological parameters, blood biochemistry, and cellular morphology. Fulton’s condition factor (K) showed no differences between sexes, indicating a healthy fish status. Females showed significantly higher serum cholesterol, glucose, and triglyceride levels than males. Also, hematocrit (HCT) and mean corpuscular volume (MCV) were elevated in females. No sex-related differences were observed in red or white cell counts or in blood cell dimensions. Morphological characterization identified erythrocytes, thrombocytes, and three types of leukocytes: lymphocytes (small and large lymphocytes), neutrophils, and monocytes, with no eosinophils or basophils detected in either sex. These findings provide fundamental reference values for the hematological and biochemical profiles of <i>C. viridis</i> broodstock in captivity and highlight sex-specific differences relevant for reproductive and health monitoring. However, it should be considered that the sample size used to establish reference ranges for the species is small, so it is recommended to implement a monitoring plan for this and other broodstocks of this emerging species. |
| format | Article |
| id | doaj-art-9c4b2eae14aa46c985c5f158547348f7 |
| institution | DOAJ |
| issn | 2410-3888 |
| language | English |
| publishDate | 2025-07-01 |
| publisher | MDPI AG |
| record_format | Article |
| series | Fishes |
| spelling | doaj-art-9c4b2eae14aa46c985c5f158547348f72025-08-20T03:08:01ZengMDPI AGFishes2410-38882025-07-0110734710.3390/fishes10070347Preliminary Study on Some Blood Parameters of White Snook (<i>Centropomus viridis</i>) Broodstock Reared in Aquaculture Recirculating System (RAS)Iris Adriana Hernández-López0Virginia Patricia Domínguez-Jiménez1Rosa María Medina-Guerrero2Rodolfo Lozano-Olvera3Oscar Basilio Del Rio-Zaragoza4Leonardo Ibarra-Castro5Juan Manuel Martínez-Brown6Emyr Saúl Peña-Marín7Centro de Investigación en Alimentación y Desarrollo A.C., Mazatlán Unit, Av. Sábalo Cerritos s/n, Mazatlán 89010, Sinaloa, MexicoCentro de Investigación en Alimentación y Desarrollo A.C., Mazatlán Unit, Av. Sábalo Cerritos s/n, Mazatlán 89010, Sinaloa, MexicoCentro de Investigación en Alimentación y Desarrollo A.C., Mazatlán Unit, Av. Sábalo Cerritos s/n, Mazatlán 89010, Sinaloa, MexicoCentro de Investigación en Alimentación y Desarrollo A.C., Mazatlán Unit, Av. Sábalo Cerritos s/n, Mazatlán 89010, Sinaloa, MexicoInstituto de Investigaciones Oceanológicas (IIO), Universidad Autónoma de Baja California (UABC), km 107 carretera Tij/Eda, Ensenada 22860, Baja California, MexicoProgram in Fisheries and Aquatic Sciences, School of Forest, Fisheries, and Geomatics Sciences, Institute of Food and Agricultural Sciences, University of Florida, 7922 Northwest 71st Street, P.O. Box 110600, Gainesville, FL 32611, USACentro de Investigación en Alimentación y Desarrollo A.C., Mazatlán Unit, Av. Sábalo Cerritos s/n, Mazatlán 89010, Sinaloa, MexicoInstituto de Investigaciones Oceanológicas (IIO), Universidad Autónoma de Baja California (UABC), km 107 carretera Tij/Eda, Ensenada 22860, Baja California, MexicoThe white snook (<i>Centropomus viridis</i>) is an emerging aquaculture species with high market acceptance, exhibiting catadromous and protandric hermaphroditic characteristics in adulthood. This study aimed to preliminarily characterize certain hematological and biochemical parameters, as well as blood cell morphology, for identifying possible variations between sexes maintained under aquaculture recirculating system (RAS) conditions. The white snook broodstock was anesthetized with clove oil, and biometric values, as well as sex classification, were measured. Then, blood samples were collected from 14 females (7132 ± 1610 g) and 20 males (2200 ± 0.963 g) via caudal vessel puncture to analyze selected hematological parameters, blood biochemistry, and cellular morphology. Fulton’s condition factor (K) showed no differences between sexes, indicating a healthy fish status. Females showed significantly higher serum cholesterol, glucose, and triglyceride levels than males. Also, hematocrit (HCT) and mean corpuscular volume (MCV) were elevated in females. No sex-related differences were observed in red or white cell counts or in blood cell dimensions. Morphological characterization identified erythrocytes, thrombocytes, and three types of leukocytes: lymphocytes (small and large lymphocytes), neutrophils, and monocytes, with no eosinophils or basophils detected in either sex. These findings provide fundamental reference values for the hematological and biochemical profiles of <i>C. viridis</i> broodstock in captivity and highlight sex-specific differences relevant for reproductive and health monitoring. However, it should be considered that the sample size used to establish reference ranges for the species is small, so it is recommended to implement a monitoring plan for this and other broodstocks of this emerging species.https://www.mdpi.com/2410-3888/10/7/347fish healthblood chemistryfish blood cellshematological physiologyblood cell morphologycatadromous fishes |
| spellingShingle | Iris Adriana Hernández-López Virginia Patricia Domínguez-Jiménez Rosa María Medina-Guerrero Rodolfo Lozano-Olvera Oscar Basilio Del Rio-Zaragoza Leonardo Ibarra-Castro Juan Manuel Martínez-Brown Emyr Saúl Peña-Marín Preliminary Study on Some Blood Parameters of White Snook (<i>Centropomus viridis</i>) Broodstock Reared in Aquaculture Recirculating System (RAS) Fishes fish health blood chemistry fish blood cells hematological physiology blood cell morphology catadromous fishes |
| title | Preliminary Study on Some Blood Parameters of White Snook (<i>Centropomus viridis</i>) Broodstock Reared in Aquaculture Recirculating System (RAS) |
| title_full | Preliminary Study on Some Blood Parameters of White Snook (<i>Centropomus viridis</i>) Broodstock Reared in Aquaculture Recirculating System (RAS) |
| title_fullStr | Preliminary Study on Some Blood Parameters of White Snook (<i>Centropomus viridis</i>) Broodstock Reared in Aquaculture Recirculating System (RAS) |
| title_full_unstemmed | Preliminary Study on Some Blood Parameters of White Snook (<i>Centropomus viridis</i>) Broodstock Reared in Aquaculture Recirculating System (RAS) |
| title_short | Preliminary Study on Some Blood Parameters of White Snook (<i>Centropomus viridis</i>) Broodstock Reared in Aquaculture Recirculating System (RAS) |
| title_sort | preliminary study on some blood parameters of white snook i centropomus viridis i broodstock reared in aquaculture recirculating system ras |
| topic | fish health blood chemistry fish blood cells hematological physiology blood cell morphology catadromous fishes |
| url | https://www.mdpi.com/2410-3888/10/7/347 |
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