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Found 126 dataset(s) matching "reproductive biology".
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We differentiated human induced pluripotent stem cells (hiPSCs) to embryonic endoderm and sought to identify a tipping point at which the developing system did not recover from perturbations...
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Background/Objectives: The waterflea Daphnia is an interesting candidate for bioregenerative life support systems (BLSS). These animals are particularly promising because of their central role in...
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Background/Objectives: The waterflea Daphnia is an interesting candidate for bioregenerative life support systems (BLSS). These animals are particularly promising because of their central role in...
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Background Reproductive systems of male moths contain circadian clocks, which time the release of sperm bundles from the testis to the upper vas deferens (UVD) and their subsequent...
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These data show the location (only) of Fish IBI study and monitoring sites within the park. The IBI provides a consistent theoretical framework for analyzing fish assemblage data. The IBI is an...
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A series of laboratory studies were conducted to understand Sicklefin and Shoal Chub feeding rates and maximum ration. Data included determination of Chironomid weight, estimated by taking weights...
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These data were compiled to determine whether transient population dynamics substantially alter population growth rates of sagebrush after disturbance, impede resilience and restoration, and in...
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These data describe the affects of elastic leg-loop harnesses on the reproductive success and behavior of adult Common Terns and the growth and behavior of juvenile Common Terns. These data...
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Bighead Carp, Silver Carp and Grass Carp (collectively Asian carp) were introduced to North America in the 1960s and 70s and have established in the lower Mississippi River basin. Previously...
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Biological indicators including morphometric (length, weight), age, sex and health indicators including organismal (health assessment index, condition factor), organ (hepatosomatic index,...
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Acropora cervicornis, A. palmata and Orbicella faveolata are important reef-building coral species in the Florida Reef Tract (FRT). These species have experienced alarming declines throughout the...
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Bat community data were collected in various watersheds in Olympic National Park. This data set contains records of acoustic detections, physical measurements, and reproductive attributes of the...
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This dataset contains raw: physical, navigational, biological, and both still and video imagery data files collected during the Mesophotic and Deep Benthic Communities (MDBC) Expedition PS-22-08...
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This data are a single table of nest records from a multi-year study of Pacific Common Eider (Somateria mollissima v-nigrum) biology that was conducted along the lower Kashunuk River, Kigigak...
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The U.S. Fish and Wildlife Service (USFWS) Lodi Fish and Wildlife Office (LFWO) Delta Juvenile Fish Monitoring Program (DJFMP) has intermittently sampled Liberty Island with various equipment...
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The Grand Calumet River (GCR), located in northern Indiana, is contaminated due to a wide range of historical industrial activities. Short-term and long-term sediment exposure bioassays with the...
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Here we present the data collected during a mark-recapture study on freshwater mussels in Bruce Creek, Walton County, Florida. These data were used to evaluate the non-lethal impacts of a gill...
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The data represent two outputs from the Northeast Fisheries Climate Vulnerability assessment. The first are the biological sensitivity and climate exposure scores for each of the 82 species. The...
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Information to support Size Maturity and Spawning season for 7 species, including Fork length, Tail length, Mass, Gonad Mass, and GSI. Size at maturity and spawning season were estimated for...
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NODC maintains data in three NODC Standard Format Marine Mammal Data Sets: Marine Mammal Sighting and Census (F127); Marine Mammal Specimens (F025); Marine Mammal Sighting 2 (F026). These data...
