Center for Biological Diversity v. Fish & Game Commission

166 Cal. App. 4th 597, 82 Cal. Rptr. 3d 855, 38 Envtl. L. Rep. (Envtl. Law Inst.) 20226, 44 A.L.R. 6th 663, 2008 Cal. App. LEXIS 1382
CourtCalifornia Court of Appeal
DecidedSeptember 2, 2008
DocketC055059
StatusPublished
Cited by3 cases

This text of 166 Cal. App. 4th 597 (Center for Biological Diversity v. Fish & Game Commission) is published on Counsel Stack Legal Research, covering California Court of Appeal primary law. Counsel Stack provides free access to over 12 million legal documents including statutes, case law, regulations, and constitutions.

Bluebook
Center for Biological Diversity v. Fish & Game Commission, 166 Cal. App. 4th 597, 82 Cal. Rptr. 3d 855, 38 Envtl. L. Rep. (Envtl. Law Inst.) 20226, 44 A.L.R. 6th 663, 2008 Cal. App. LEXIS 1382 (Cal. Ct. App. 2008).

Opinion

Opinion

BUTZ, J.

In this case we decide that California’s Fish and Game Commission (the Commission) erred in rejecting at the threshold a petition to add the California tiger salamander 1 to the Commission’s list of endangered species, under the California Endangered Species Act (CESA; Fish & G. Code, § 2050 et seq.). 2 Under CESA a petition for listing must be accepted for consideration if it is supported by sufficient information to lead a reasonable person to conclude there is a substantial possibility the requested listing could occur. (§ 2074.2; Natural Resources Defense Council v. Fish & Game Com. (1994) 28 Cal.App.4th 1104, 1108-1109 [33 Cal.Rptr.2d 904] (Natural Resources Defense Council).) The information in the administrative record shows the salamander species does not breed prolifieally, is vulnerable to several significant threats, has lost most of its original habitat, and has been displaced by a hybrid from a significant portion of its range. The Commission’s criticism of parts of this showing is not sufficient to support its finding that a reasonable person would conclude there is no substantial possibility that listing could occur.

The petition was brought by the Center for Biological Diversity (the Center). The Commission rejected the petition, finding it does not provide *600 sufficient information to indicate that any CESA listing may be warranted. The trial court granted the Center’s request for a writ of mandate, overturning the rejection decision and directing the Commission to enter a new decision accepting the species as a candidate for listing pursuant to section 2074.2, subdivision (a)(2). The Commission appeals from the judgment, contending the trial court erred in overturning its rejection of the petition. Finding no prejudicial error, we shall affirm the judgment.

FACTUAL AND PROCEDURAL BACKGROUND

When a petition for listing a species as endangered 3 or threatened 4 is submitted under the CESA, it must be referred to the Department of Fish and Game (the Department). (§ 2073.) The Department evaluates the petition and other relevant information and submits its written evaluation report to the Commission, with a recommendation on whether the petition should be accepted for consideration or summarily rejected. 5 (§ 2073.5.) Our account of the information concerning the petition and the Department’s recommendations is taken from the Department’s written evaluation report (hereafter the Department Report), supplemented by the transcript of the hearing and written submissions.

Information adduced concerning the petitioned listing

The California tiger salamander species occurs only in California. The species is a member of the mole salamander family with six genetically distinct units in California. The species occurred historically in or near long-lasting vernal pools in the Central Valley and low elevation foothills of the Sierra Nevada and Coast Range from Colusa County south to Tulare and Santa Barbara Counties. To avoid drying out, salamanders spend most of their *601 lives in the occupied or recently deserted burrows of small mammals, California ground squirrels, valley pocket gophers, and voles. Although the species still occurs within many areas of its historic range, natural breeding wetland and adjacent dry land habitat within the historical range has been significantly reduced and fragmented. Vernal pool complexes are the most important type of habitat for breeding. Approximately 75 to 80 percent of historical vernal pool landscapes statewide have been lost. Salamander populations largely remain only in the higher elevation areas at the margin of their ecological requirements, because much of the low elevation valley habitat has been eliminated.

Until the fall rains begin, adult salamanders reside underground in small-mammal burrows. The start of the fall rains, usually between October and November, initiates the onset of nocturnal migrations to pools to breed. Salamanders will generally not move to ponds to breed if weather conditions are unfavorable (e.g., drought, atypical timing of rainfall). Larval salamanders eat aquatic invertebrates, snails and tadpoles. Juvenile and adult salamanders feed on aquatic and terrestrial invertebrates. Both natural and artificial ponds (e.g., stock ponds) are used by salamanders for breeding. However, many artificial ponds contain introduced fishes and bullfrogs. Thus, salamanders are generally restricted to large vernal pools as the most important breeding habitat.

At the Commission hearing, Dr. Brad Shaffer 6 gave two additional reasons why vernal pools are “by far and away the best breeding sites.” First, they are very stable terrain features, with lifetimes of hundreds of thousands of years. And second, they support a better, higher quality prey base, a community of invertebrates that salamanders evolved with.

After adults breed, they return to the dry land habitat. When the pools begin to dry, metamorphosed juveniles migrate to the dry land habitat to live and to “estivate,” the summer analog of hibernation. Most, 95 percent, of the adults disperse to within 1,500 feet, and 95 percent of subadults to within approximately 2,100 feet, of the breeding pond.

At the Commission hearing, Dr. Shaffer said this degree of dispersal demonstrated the need for significant areas of terrestrial habitat. He said that, in order to protect a healthy intact breeding population, it was necessary to preserve hundreds of acres of terrestrial habitat around each breeding site. He said that one study, reported in a reputable scientific journal, had conducted a computer simulation about the effects of the size of terrestrial habitat *602 surrounding a medium-size vernal pool, of which there are not too many left, on the stability of the salamander population. The simulation used all the known breeding biology information about salamanders. It found that as surrounding habitat was reduced, the population became smaller and more at risk. At 1,500 feet, roughly a quarter of a mile, the population would eventually dwindle to 10 breeding females. At 1,000 feet, the number is one breeding female. At 650 feet, the number is zero.

The Department Report concluded the primary threat to salamanders is destruction and modification of habitat due to a variety of causes. A lesser threat is competition for food from, and predation by, normative animals, including the nonnative bullfrog and nonnative predatory fishes, especially in ponds that persist for more than two years (e.g., stock ponds). Unless introductions of these nonnative species are curtailed and existing populations are actively removed, their continued presence likely precludes salamander use of these habitats.

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166 Cal. App. 4th 597, 82 Cal. Rptr. 3d 855, 38 Envtl. L. Rep. (Envtl. Law Inst.) 20226, 44 A.L.R. 6th 663, 2008 Cal. App. LEXIS 1382, Counsel Stack Legal Research, https://law.counselstack.com/opinion/center-for-biological-diversity-v-fish-game-commission-calctapp-2008.