Habitat Fragmentation . of Patch Size Size of Patch . A large area of habitat – e.g. Habitat fragmentation is an umbrella term describing the complete process by which habitat loss results in the division of large, continuous habitats into a greater number of smaller patches of lower total area, isolated from each other by a matrix of dissimilar habitats, and is not just the pattern of spatial arrangement of remaining habitat. Each of these pieces constitutes a habitat by itself, but they no longer interact with each other like they did when they were all part of the same ecosystem. The definition of habitat fragmentation above implies four effects of the process of fragmentation on habitat pattern: (a) reduction in habitat amount, (b) increase in number of habitat patches, (c) decrease in sizes of habitat patches, and (d) increase . However, both the concepts of habitat and fragmentation are ill-defined and often misused. Habitat fragmentation in action. The issue of habitat destruction and fragmentation is becoming of increasing importance as drilling increases on Pennsylvania state forest. Fragmentation of a landscape reduces the area of original habitat and increases the total lineal feet of edge, favoring species that inhabit edges at the expense of interior species that require large continuous patches. For species unable to cross the road, the original area of habitat has now been split into two separate blocks. Ecologists, such as Wilcox and Murphy, believe that habitat fragmentation is the most This definition incorporates components of land use change related to both the total amount of remnant habitat as well as its spatial configuration within the same all-encompassing phrase. Additionally, fragmentation breaks habitat continuity, reducing reproductive success, genetic exchange and, therefore, reducing genetic diversity in species. When considering the pros and cons of Marcellus Shale drilling, it is important to weigh the uncertainty and possibly cascading biological effects that habitat loss and fragmentation will have on forests. Conceptually. in . The dormouse (Muscardinus avellanarius) is a perfect example of a UK species affected by fragmentation.These tiny rodents spend most of their life among trees and can only travel small distances across open ground. Habitat fragmentation is the process of altering a continuous habitat into divisions of smaller patches. a woodland – is split in half by the construction of a road. mentation, habitat loss occurs with fragmentation, and fragmentation occurs with no habitat loss. When habitat fragmentation occurs, the perimeter of a habitat increases, creating new borders and increasing edge effects. Habitat fragmentation is that process that cuts big habitats into smaller pieces of land that get isolated from each other. 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