All Stories

  1. Can Octopus maya win the climate change fight through resilience to maternal heat stress?
  2. Projecting climate change impacts on thermal performance and fitness of Octopus maya in the Campeche Bank
  3. Aquaculture and conservation of the common snook Centropomus undecimalis in southeastern Mexico: a review of research at UMDI Sisal
  4. Thermal niches and climate change reshape marine invasion risk worldwide
  5. Effect of maternal diet on the fecundity and biochemical composition of eggs of the octopus Octopus hubbsorum Berry, 1953 (Mollusca:Cephalopoda)
  6. Osmoregulation and hypoxia tolerance in the cenote isopod Creaseriella anops : insights into its distribution in karst subterranean estuaries
  7. Metabolic rate and tolerance to hypoxia in the harpacticoid copepod Amphiascoides atopus
  8. Degraded mangroves reduce species resilience to climate change: an in situ mesocosm study using fiddler crabs
  9. Metabolic adaptation of the white shrimp Penaeus vannamei to climate change and challenges for aquaculture
  10. Thermal tolerance of adult sea cucumber Astichopus multifidus (Echinodermata: Holothuroidea) from the Yucatan shelf
  11. Thermal tolerance of adult sea cucumber Astichopus multifidus (Echinodermata: Holothuroidea) from the Yucatan shelf
  12. Particle size determines physiological responses to chronic micro- and nanoplastic exposure in juvenile Limulus polyphemus
  13. Collection, handling and care of cephalopod eggs
  14. Key neuropeptide and neuroendocrine pathways of the optic lobe are affected by high temperatures in the female Octopus maya
  15. Tissue-Specific Gene Expression of Digestive Tract Glands in Paroctopus digueti: Insights for Cephalopod Biology and Aquaculture
  16. Impacts of marine heatwaves on disturbed mangrove ecosystems: A biomarker-based assessment using fiddler crabs as sentinel species
  17. Can octopus embryos and juveniles contend with heatwaves?
  18. A balanced approach to the potential of octopus aquaculture
  19. Changes in enzymatic activity and nutritional reserves of cultured paralarvae of Octopus vulgaris associated with the type of food
  20. Optimizing aquaculture wastewater treatment by marine microalgae cultivation with a circular bioeconomy approach
  21. Fish waste silage as a functional ingredient for Octopus maya nutrition
  22. Protein hydrolysates from fish wastes: nutritional characteristics and its inclusion in diets for Octopus maya
  23. Insights into Octopus maya cathepsins from metatranscriptome and genome: structure evolutionary relationships and functional role prediction in digestive processes
  24. Linking Inferred Laboratory‐Derived Temperature Stress to the Immunocompetence of Wild Octopus maya (Mayan Octopus) G.L. Voss & Solís, 1966
  25. Chronic thermal stress on Octopus maya embryos down-regulates epigenome-related genes and those involved in the nervous system development and morphogenesis
  26. Ovarian and testicular ripening process, reproductive season and size at maturity in Octopus hubbsorum (Cephalopoda: Octopodidae)
  27. Evaluation of Octopus maya enzyme activity of the digestive gland and gastric juice
  28. The impact of settleable atmospheric particulate on the energy metabolism, biochemical processes, and behavior of a sentinel mangrove crab
  29. Movement and effectiveness of shelters for restocking of the sea cucumber Isostichopus badionotus
  30. Are haloclines distributional barriers in anchialine ecosystems? Physiological response of cave shrimps to salinity
  31. The hard life of an octopus embryo is seen through gene expression, energy metabolism, and its ability to neutralize radical oxygen species
  32. Can upwelling regions be potential thermal refugia for marine fishes during climate warming?
  33. How to quantify the regional effects of ocean temperature rise due to climate change: implications of Octopus maya ecophysiology on food security of the Yucatan shelf artisanal fishermen
  34. Climate change consequences on the systemic heart of female Octopus maya: oxidative phosphorylation assessment and the antioxidant system
  35. Growth, survival, digestive activity and respiratory metabolism of Octopus maya juveniles fed with prepared diets
  36. Geographical distribution of mobile genetic elements in microbial communities along the Yucatan coast
  37. Evaluation ofOctopus mayaenzyme activity of the digestive gland and gastric juice
  38. Biochemical composition and condition of wild blackfin snook Centropomus medius through the reproductive cycle
  39. Thermoregulatory response in juvenile Hippocampus erectus: Effect of magnitude and rate of thermal increase on metabolism and antioxidative defence
  40. Synergistic effects of microplastic and lead trigger physiological and biochemical impairment in a mangrove crab
  41. Octopus maya, the Mayan octopus
  42. Performance Parameters of Paralarvae and Postparalarvae Rearing of Patagonian Red Octopus, Enteroctopus megalocyathus, under Experimental Conditions
  43. Can upwelling regions be potential thermal refugia for marine species during climate warming? The case of Mexico
  44. Changes in digestive enzymes and nutritional ontogeny reserves in newly hatched Pacific pygmy octopus, Paroctopus digueti
  45. Benzophenone-3 does not Cause Oxidative Stress or B-esterase Inhibition During Embryo Development of Octopus maya (Voss and Solís Ramírez, 1966)
  46. A general model fitting coleoid cephalopod growth as a function of time and temperature to a single curve
  47. Thermal optimality and physiological parameters inferred from experimental studies scale latitudinally with marine species occurrences
  48. Maternal temperature stress modulates acclimation and thermal biology in Octopus maya (Cephalopoda: Octopodidae) juvenile progeny
  49. Trans-generational physiological condition of embryos is conditioned by maternal thermal stress in Octopus maya
  50. Effects of Phenanthrene Exposure on the B-esterases Activities of Octopus maya (Voss and Solís Ramírez, 1996) Embryos
  51. Novel object recognition in Octopus maya
  52. Moderate hypoxia mitigates the physiological effects of high temperature on the tropical blue crab Callinectes sapidus
  53. Specific Ethogram of the Mexican four-eyed octopus:Octopus maya
  54. Transcriptomic response in thermally challenged seahorses Hippocampus erectus: The effect of magnitude and rate of temperature change
  55. Methodological considerations in studying digestive system physiology in octopus: limitations, lacunae and lessons learnt
  56. Maternal temperature stress modulates acclimation and thermal biology in Octopus maya (Cephalopoda: Octopodidae) juvenile progeny
  57. High resolution respirometry of isolated mitochondria from adult Octopus maya (Class: Cephalopoda) systemic heart
  58. Benthic species assemblages change through a freshwater cavern-type cenote in the Yucatán Peninsula, Mexico
  59. Physiological characterization of Typhlatya cave shrimps: linking habitat with aerobic metabolism
  60. Response of optic gland pathways to thermal stress in the reproductive phase of female Octopus maya
  61. High resolution respirometry of isolated mitochondria from adult Octopus maya (Class: Cephalopoda) systemic heart v2
  62. Morphophysiological responses of Octopus tehuelchus juveniles during the transition period between endogenous and exogenous feeding
  63. Trans-generational physiological condition of embryos is conditioned by maternal thermal stress inOctopus maya
  64. Sex-specific role of the optic gland in octopus maya: A transcriptomic analysis
  65. Oviducal gland transcriptomics of Octopus maya through physiological stages and the negative effects of temperature on fertilization
  66. Interactive Effects of Moderate Hypoxia and Temperature Regimes on Blue Crab (Callinectes Sapidus) Physiological Responses
  67. The thermal tolerance of a tropical population of blue crab (Callinectes sapidus) modulates aerobic metabolism during hypoxia
  68. Climate change effect on Octopus maya (Voss and Solís-Ramírez, 1966) suitability and distribution in the Yucatan Peninsula, Gulf of Mexico: A correlative and mechanistic approach
  69. Long‐term mild hypoxia does not reduce thermal tolerance or performance of the freshwater prawn Macrobrachium tenellum
  70. Why high temperatures limit reproduction in cephalopods? The case of Octopus maya
  71. Born With Bristles: New Insights on the Kölliker’s Organs of Octopus Skin
  72. Exploring the effects of warming seas by using the optimal and pejus temperatures of the embryo of three Octopoda species in the Gulf of Mexico
  73. Pelleted diet with thermal treatment of ingredients for Octopus americanus : Growth performance and enzymatic activity
  74. Using realized thermal niche to validate thermal preferences from laboratory studies. How do they stand?
  75. Expansion of the geographical distribution of the Caribbean reef octopus (Octopus briareus) to the Gulf of Mexico
  76. Effect of different proportions of crab and squid in semi-moist diets for Octopus maya juveniles
  77. Short and Long-Term Effects of Anesthesia in Octopus maya (Cephalopoda, Octopodidae) Juveniles
  78. Effect of the processing of four marine species on their in vitro digestibility of Octopus vulgaris adults
  79. Cold temperature tolerance of the alien Indo-Pacific damselfish Neopomacentrus cyanomos from the Southern Gulf of Mexico
  80. Digestive enzymes and timing of digestion in Octopus vulgaris type II
  81. Changes in Biochemical Composition and Energy Reserves Associated With Sexual Maturation of Octopus maya
  82. Effect of a gradually increasing temperature on the behavioural and physiological response of juvenile Hippocampus erectus: Thermal preference, tolerance, energy balance and growth
  83. Effect of starvation on survival and biochemical profile of newborn juvenile lined seahorses, Hippocampus erectus (Perry, 1810)
  84. Sea Surface Temperature Modulates Physiological and Immunological Condition of Octopus maya
  85. Thermal preference, tolerance, and thermal aerobic scope in clownfish Amphiprion ocellaris (Cuvier, 1830) predict its aquaculture potential across tropical regions
  86. Octopus maya white body show sex-specific transcriptomic profiles during the reproductive phase, with high differentiation in signaling pathways
  87. Maturation trade-offs in octopus females
  88. Effect of triploidy on digestive enzyme activity of early stages of turbot (Scophthalmus maximus)
  89. Reproductive performance of Octopus maya males conditioned by thermal stress
  90. Effects of Temperature on the Embryonic Development of Octopus vulgaris
  91. Morphological and physiological changes of Octopus bimaculoides: From embryo to juvenile
  92. Thermal tolerance and aerobic scope of tetra hybrid tilapia Pargo UNAM
  93. Comparison of Aerobic Scope for Metabolic Activity in Aquatic Ectotherms With Temperature Related Metabolic Stimulation: A Novel Approach for Aerobic Power Budget
  94. Genetic monitoring of the Mexican four-eyed octopus Octopus maya population: New insights and perspectives for the fishery management
  95. Thermal preference, critical thermal limits, oxygen routine consumption and active metabolic scope of Macrobrachium tenellum (Smith, 1871) maintained at different acclimation temperatures
  96. Sexual maturation and embryonic development in octopus: use of energy and antioxidant defence mechanisms usingOctopus mimusas a model
  97. Thermal tolerance of paralarvae of Patagonian red octopus Enteroctopus megalocyathus
  98. Early life stage bottlenecks of carnivorous molluscs under captivity: a challenge for their farming and contribution to seafood production
  99. Effects of chronic thermal stress on the reproductive performance of male Octopus maya
  100. Digestive enzymes of the Californian two-spot octopus, Octopus bimaculoides (Pickford and McConnaughey, 1949)
  101. Health status of post-spawning Octopus maya (Cephalopoda: Octopodidae) females from Yucatan Peninsula, Mexico
  102. Replacing live feed with formulated diets in juvenile Patagonian red octopus (Enteroctopus megalocyathus )
  103. Ecophysiological biomarkers defining the thermal biology of the Caribbean lobster Panulirus argus
  104. Effect of starvation on the performance of baby octopus (Robsonella fontaniana ) paralarvae
  105. Digestive Physiology of Octopus maya and O. mimus: Temporality of Digestion and Assimilation Processes
  106. Temperature modulates spatio-temporal variability of the functional reproductive maturation of Octopus maya (Cephalopoda) on the shelf of the Yucatan Peninsula, Mexico
  107. Preferred Temperature, Critical Thermal Maximum, and Metabolic Response of the Black Sea UrchinArbacia stellata(Blainville, 1825; Gmelin, 1791)
  108. Occurrence of Octopus insularis Leite and Haimovici, 2008 in the Tropical Northwestern Atlantic and implications of species misidentification to octopus fisheries management
  109. Thermal sensitivity of O. maya embryos as a tool for monitoring the effects of environmental warming in the Southern of Gulf of Mexico
  110. Thermal tolerance and phenotypic plasticity in juvenile Hippocampus erectus Perry, 1810: Effect of acute and chronic exposure to contrasting temperatures
  111. Chemical Tools of Octopus maya during Crab Predation Are Also Active on Conspecifics
  112. Reproductive traits ofOctopus maya(Cephalopoda: Octopoda) with implications for fisheries management
  113. Thermal biology of the sub-polar-temperate estuarine crab Hemigrapsus crenulatus (Crustacea: Decapoda: Varunidae)
  114. Effect of maternal temperature stress before spawning over the energetic balance of Octopus maya juveniles exposed to a gradual temperature change
  115. Effects of temperature on embryo development and metabolism of O. maya
  116. Timing of digestion, absorption and assimilation in octopus species from tropical (Octopus maya) and subtropical-temperate (O. mimus) ecosystems
  117. Preferrd temperature in keyhole limpet
  118. Effects of parental diets supplemented with different lipid sources on Octopus maya embryo and hatching quality
  119. Thermal Biology prey and predators of Octopus maya
  120. Seasonal changes of progesterone and testosterone concentrations throughout gonad maturation stages of the Mexican octopus,Octopus maya(Octopodidae: Octopus)
  121. Effect of temperature in O.maya
  122. Effects of maternal diet on reproductive performance of O. maya and its consequences on biochemical characteristics of the yolk, morphology of embryos and hatchling quality
  123. Preferred temperature Canacer antennius
  124. Effect of temperature increase on the embryonic development of Patagonian red octopusEnteroctopus megalocyathusin controlled culture
  125. Thermal preference Tegula
  126. Age validation in Octopus maya () by counting increments in the beak rostrum sagittal sections of known age individuals
  127. Growth, survival and physiological condition of Octopus maya when fed a successful formulated diet
  128. Key aspects of egg incubation in Patagonian red octopus (Enteroctopus megalocyathus) for cultivation purposes
  129. Can preference for crabs in juvenile Octopus maya be modified through early experience with alternative prey?
  130. Historical Review of Cephalopods Culture
  131. Current Status and Future Challenges in Cephalopod Culture
  132. Octopus maya
  133. Cephalopod Culture
  134. Octopus mimus
  135. Physiological responses of the southern king crab, Lithodes santolla (Decapoda: Lithodidae), to aerial exposure
  136. Development and Validation of a Solid-Phase Radioimmunoassay for Measuring Progesterone and Testosterone in Octopus Gonad Extracts
  137. Effect of CTMax white shrimp
  138. Validation of growth increments in stylets, beaks and lenses as ageing tools in Octopus maya
  139. Relationship between age and thermoregulatory behaviour of Lithodes santolla (Molina, 1782) (Decapoda, Lithodidae) juveniles
  140. Bioenergetis Octopus maya
  141. Characterization of microsatellite loci developed for the Mexican four-eyed octopus Octopus maya
  142. Preferred temperature Octopus mimus
  143. Preferred and thermal tolerance Octopus maya
  144. Physiological and immunological characterization of Caribbean spiny lobsters Panulirus argus naturally infected with Panulirus argus Virus 1 (PaV1)
  145. Protein and amino acid composition from the mantle of juvenile Octopus vulgaris exposed to prolonged starvation
  146. Marine gammarids (Crustacea: Amphipoda): a new live prey to cultureOctopus mayahatchlings
  147. Effect of temperature on embryonic development of Octopus mimus under controlled conditions
  148. Nutritive value of diets containing fish silage for juvenile Litopenaeus vannamei (Bonne, 1931)
  149. Effects of dietary protein sources on growth, survival and digestive capacity ofOctopus mayajuveniles (Mollusca: Cephalopoda)
  150. Current Status and Bottle Neck of Octopod Aquaculture: The Case of American Species
  151. GnRHa-induced spawning with natural fertilization and pilot-scale juvenile mass production of common snook, Centropomus undecimalis (Bloch, 1792)
  152. Digestive dynamics during chyme formation of Octopus maya (Mollusca, Cephalopoda)
  153. Observations on feeding and biochemical characteristics to improve larviculture of Robsonella fontaniana (Cephalopoda: Octopodidae)
  154. Effects of fish hydrolysate (CPSP®) on growth and digestive gland lipid composition of Octopus vulgaris (Cuvier, 1797) juveniles
  155. Amino acid mobilization and growth of juvenile Octopus maya (Mollusca: Cephalopoda) under inanition and re-feeding
  156. Growth and survival of juvenile spider crabs, Maja brachydactyla (Balss, 1922), fed with fresh or frozen mussels
  157. Growth, partial energy balance, mantle and digestive gland lipid composition of Octopus vulgaris (Cuvier, 1797) fed with two artificial diets
  158. Relationship between nutritional and rearing parameters of Octopus maya juveniles fed with different rations of crab paste
  159. Glutamate dehydrogenase and Na+-K+ ATPase expression and growth response of Litopenaeus vannamei to different salinities and dietary protein levels
  160. Preliminary trials on the use of large outdoor tanks for the ongrowing of Octopus maya juveniles
  161. Cytological ontogeny of the digestive gland in post-hatching Octopus maya, and cytological background of digestion in juveniles
  162. Evaluating the Effects of Formulated Moist Diets on Juveniles of Patagonian OctopusEnteroctopus megalocyathus(Gould 1852)
  163. Heterologous microsatellites reveal moderate genetic structure in the Octopus maya population
  164. Partial characterization of hepatopancreatic and extracellular digestive proteinases of wild and cultivated Octopus maya
  165. The effects of microencapsulated bovine insulin given to Litopenaeus vannamei juveniles as a feed additive on growth, metabolism, and digestive enzyme activities
  166. Energy demand during exponential growth of Octopus maya: exploring the effect of age and weight
  167. Effects of two dietary protein levels on energy balance and digestive capacity of Octopus maya
  168. Purification and partial characterization of an agglutinin from Octopus maya serum
  169. GLMM-based modelling of growth in juvenile Octopus maya siblings: does growth depend on initial size?
  170. Lipid composition of the mantle and digestive gland of Octopus vulgaris juveniles (Cuvier, 1797) exposed to prolonged starvation
  171. Morphological, physiological and behavioral changes during post-hatching development of Octopus maya (Mollusca: Cephalopoda) with special focus on the digestive system
  172. Effect of dissolved oxygen level on respiratory metabolism, nutritional physiology, and immune condition of southern king crab Lithodes santolla (Molina, 1782) (Decapoda, Lithodidae)
  173. Activation of immunological responses in Litopenaeus setiferus hemocytes by a hemocyanin like-lectin
  174. The use of alternative prey (crayfish, Procambarus clarki, and hake, Merlucius gayi) to culture Octopus vulgaris (Cuvier 1797)
  175. How size relates to oxygen consumption, ammonia excretion, and ingestion rates in cold (Enteroctopus megalocyathus) and tropical (Octopus maya) octopus species
  176. Response of newly hatched Octopus bimaculoides fed enriched Artemia salina: Growth performance, ontogeny of the digestive enzyme and tissue amino acid content
  177. The pond's shape matters: differential growth, physiological condition and survival of epibenthicFarfantepenaeus aztecuspostlarvae
  178. Effects of food thermal treatment on growth, absorption, and assimilation efficiency of juvenile cuttlefish, Sepia officinalis
  179. Effect of type of binder on growth, digestibility, and energetic balance of Octopus maya
  180. The effects of fish hydrolysate (CPSP) level on Octopus maya (Voss and Solis) diet: Digestive enzyme activity, blood metabolites, and energy balance
  181. Growth, absorption and assimilation efficiency by mature cuttlefish (Sepia officinalis) fed with alternative and artificial diets
  182. Effect of dietary protein level on growth and energy utilization by Litopenaeus stylirostris under laboratory conditions
  183. Effects of a dry pelleted diet on growth and survival of the Yucatan octopus, Octopus maya
  184. Physiological and immunological conditions of wild populations of Farfantepenaeus duorarum from the campeche sound (Crustacea, Penaeidae)
  185. Energy balance of Octopus maya fed crab or an artificial diet
  186. Effects of salinity on physiological conditions in juvenile common snook Centropomus undecimalis
  187. Relation between reproductive, physiological, and immunological condition of Litopenaeus setiferus pre-adult males fed different dietary protein levels (Crustacea; Penaeidae)
  188. Biochemical, physiological, and immunological changes during starvation in juveniles of Litopenaeus vannamei
  189. Purification and characterization of a lectin from the white shrimp Litopenaeus setiferus (Crustacea decapoda) hemolymph
  190. The combined effects of salinity and temperature on the oxygen consumption of juvenile shrimps Litopenaeus stylirostris (Stimpson, 1874)
  191. Factorial effects of salinity, dietary carbohydrate and moult cycle on digestive carbohydrases and hexokinases in Litopenaeus vannamei (Boone, 1931)
  192. Litopenaeus vannamei juveniles energetic balance and immunological response to dietary proteins
  193. Effect of artificial and natural diets on energy allocation in Litopenaeus setiferus (Linnaeus, 1767) and Litopenaeus vannamei (Boone, 1931) early postlarvae
  194. Growth, survival, quality and digestive enzyme activities of larval shrimp fed microencapsulated, mixed and live diets
  195. Litopenaeus vannamei juveniles energetic balance and immunological response to dietary protein
  196. Nutrition of Litopenaeus vannamei reared in tanks or in ponds
  197. Effect of a size-based selection program on blood metabolites and immune response of Litopenaeus vannamei juveniles fed different dietary carbohydrate levels
  198. Sperm quality in relation to age and weight of white shrimp Litopenaeus vannamei
  199. Genetic relationship betweenLitopenaeus setiferus(L.) andL. schmitti(Burkenroad) determined by using 16S mitochondrial sequences and enzymatic analysis
  200. Physiological, nutritional, and immunological role of dietary β 1-3 glucan and ascorbic acid 2-monophosphate in Litopenaeus vannamei juveniles
  201. Haemolymph metabolic variables and immune response in Litopenaeus setiferus adult males: the effect of an extreme temperature
  202. Replacement of live food with a microbound diet in feeding Litopenaeus setiferus (Burkenroad) larvae
  203. An energetic and conceptual model of the physiological role of dietary carbohydrates and salinity on Litopenaeus vannamei juveniles
  204. Effect of dietary protein and energy levels on growth, oxygen consumption, haemolymph and digestive gland carbohydrates, nitrogen excretion and osmotic pressure of Litopenaeus vannamei (Boone) and L. setiferus (Linne) juveniles (Crustacea, Decapoda; Penae
  205. The effect of dietary protein and total energy content on digestive enzyme activities, growth and survival of Litopenaeus setiferus (Linnaeus 1767) postlarvae
  206. Hemolymph metabolic variables and immune response in Litopenaeus setiferus adult males: the effect of acclimation
  207. Effect of different diets on growth and digestive enzyme activity inLitopenaeus vannamei(Boone, 1931) early post-larvae
  208. Metabolism and growth of juveniles of Litopenaeus vannamei: effect of salinity and dietary carbohydrate levels
  209. Growth, metabolic rate, and digestive enzyme activity in the white shrimp Litopenaeus setiferus early postlarvae fed different diets
  210. Influence of dietary carbohydrate on the metabolism of juvenile Litopenaeus stylirostris
  211. Effect of salinity in survival, growth, and osmotic capacity of early juveniles of Farfantepenaeus brasiliensis (decapoda: penaeidae)
  212. The effect of dissolved oxygen and salinity on oxygen consumption, ammonia excretion and osmotic pressure of Penaeus setiferus (Linnaeus) juveniles
  213. Critical dissolved oxygen level to Penaeus setiferus and Penaeus schmitti postlarvae (PL10–18) exposed to salinity changes
  214. Feeding schedule for Penaeus setiferus larvae based on diatoms (Chaetoceros ceratosporum), flagellates (Tetraselmis chuii) and Artemia nauplii
  215. Oxygen consumption and ingestion rate of Penaeus setiferus larvae fed Chaetoceros ceratosporum, Tetraselmis chuii and Artemia nauplii
  216. The effect of electrical stimulation on spermatophore regeneration in white shrimpPenaeus setiferus
  217. The effect of eyestalk ablation on the energy balance of the pink shrimp, Penaeus notialis
  218. Oxygen consumption and metabolic amplitude of decapod crustaceans from the northwest continental shelf of the gulf of mexico
  219. Daily variations of oxygen consumption and glucose hemolymph level related to morphophysiological and ecological adaptations of crustacea
  220. Effect of eyestalk ablation on oxygen consumption of callinectes similis exposed to salinity changes
  221. Skeleton weight-free oxygen consumption related to adaptations to environment and habits of six crustacean species
  222. Effects of chromium and cadmium upon respiration and survival ofCallinectes similis
  223. Effect of sublethal detergent concentration upon gill permeability of Ctenopharyngodon idella (pisces; cyprinidae)