Sentence examples for variation in fish from inspiring English sources

There is still a high variation in fish species caught during the different samplings.

"We know much more about genetic variation in fish and in mammals than we know about birds," he points out.

Redundancy analyses revealed that environmental variables explained between 11% and 22% of the variation in fish community data according to the habitat analysed.

Thus, by clarifying policy substance and by designing a central organisation for the provision of knowledge and advice, policy makers can counteract regional variation in fish stocking practices.

Spatially intensive sampling by electrofishing is proposed as a method for quantifying spatial variation in fish assemblages at multiple scales along extensive stream sections in headwater catchments.

Surprisingly, none of the landscape metrics was related significantly to regional variation in fish Hg concentrations or to z-scores across the study streams.

Taghavi Motlagh et al. (2010) declared that different values of L ∞ and k might be associated with sampling error, variation in fishing intensity or environmental conditions.

To account for heterogeneity in survival rates arising from size-based variation in fishing pressure, we categorized individual fish into size classes and used a growth model to predict recruitment of fish into each size class.

Furthermore, taxonomic variability in the diver effect may be particularly important in studies where variation in taxonomic or functional composition is examined in relation to spatial or temporal variation in fishing pressure.

Gillnets produce more stable outcomes with respect to variation in fishing rates so that larger regions of parameter space give good yield (Fig. 5; see also Fig. S2).

These findings are consistent with the generally accepted importance of hydrodynamic and trophic environmental features in promoting adaptive variation in fishes (e.g., McGuigan et al. 2003; Kocher 2004; Langerhans 2008).