public void EvaluateSector(SectorTerrain sector, int fishCount)
    {
        //Debug.Log("EvaluateSector: (" + sector.x + ")(" + sector.z + ") NumFishes: " + fishCount);

        int placedFishes = 0;

        for (int i = 0; i < fishCount; i++)
        {
            float xMin = sector.x * sector.SectorBound;
            float xMax = sector.x * sector.SectorBound + sector.SectorBound;

            float zMin = sector.z * sector.SectorBound;
            float zMax = sector.z * sector.SectorBound + sector.SectorBound;

            Vector3 spawnPosition = new Vector3(Random.Range(xMin, xMax), fishHighPosition, Random.Range(zMin, zMax));

            RaycastHit hit;

            if (Physics.Raycast(spawnPosition, -Vector3.up, out hit, 1000.0f, 1 << LayerMask.NameToLayer("Terrain")))
            {
                if (hit.point.y + waterPlane.transform.position.y <= 3.0f)
                {
                    ActivateFishObj(sector, spawnPosition, Quaternion.identity);
                    placedFishes++;
                }
            }
        }