Expand fish and equipment catalogs

fish/species/opah/opah.tres

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+[gd_resource type="Resource" script_class="FishData" load_steps=4 format=3]
+
+[ext_resource type="Script" path="res://fish/fish_data.gd" id="1_fish_data"]
+[ext_resource type="Resource" path="res://fishing/common_catch_profile.tres" id="2_profile"]
+[ext_resource type="Script" path="res://fish/fish_availability.gd" id="3_availability"]
+
+[sub_resource type="Resource" id="Availability"]
+script = ExtResource("3_availability")
+allow_night = false
+forbid_fog = true
+
+[resource]
+script = ExtResource("1_fish_data")
+id = &"opah"
+display_name = "opah"
+active = false
+catalog_number = 4702
+collection_group = &"Oceanic pelagic fish"
+logbook_fact = "opah circulate warm blood through much of the body, an unusual trait among fish. round silver flanks glow with red fins and pale spots."
+allowed_water_types = 2
+rarity = 3
+base_catch_weight = 0.09
+catch_profile = ExtResource("2_profile")
+availability = SubResource("Availability")
+weight_min_lb = 20.0
+weight_max_lb = 600.0
+sell_value_min = 36
+sell_value_max = 88
+sell_value_curve = 0.8