It's wild in Bayside
| Name | Characteristic Frequency Range | Call Shape | Similar species | Identification notes |
|---|---|---|---|---|
| White-striped Freetail Bat Austronomus australis |
10 – 15kHz | Vertical | Saccolaimus flaviventris | In open areas, calls can be nearly horizontal. |
| Inland Broad-nosed bat Scotorepens balstoni |
28 – 34kHz | Curve, no tail | Chalinolobus gouldii. Falsistrellus tasmaniensis. Scotorepens orion. | Tail variable, usually down sweeping or absent. Pulse length always below 10ms. Knee frequency below 37, usually 31-33kHz. |
| Large Forest Bat Vespadelus darlingtoni |
38 – 46kHz | Curve, up swept tail | Miniopterus orianae oceanensis. Vespadelus regulus. Vespadelus vulturnus. | Tail absent or up sweeping. Even, consecutive pulses. Characteristic section often long. |
| Yellow-bellied Sheathtail Bat Saccolaimus flaviventris |
17.5 – 22.5kHz | Curve, no tail | Austronomus australia. Ozimops ridei. | Often displays harmonics, 28-30 and 9-13 kHz. Call shape can vary, sometimes almost horizontal. |
| Lesser Long-eared Bat Nyctophilus geoffroyi |
35 – 80kHz | Vertical | Myotis macropus. Indistinguishable from Nyctophilus gouldi. | Pulse interval more than 95ms. Initial slope below 300 OPS. |
| Gould's Long-eared Bat Nyctophilus gouldi |
35 – 80kHz | Vertical | Myotis macropus. Indistinguishable from Nyctophilus geofforyi. | Pulse interval more than 95ms. Initial slope below 300 OPS. |
| Gould's Wattled Bat Chalinolobus gouldii |
25 – 34kHz | Curve, down swept tail | Ozimops ridei. Ozimops planiceps. Scotorepens balstoni. Scotorepens orion. | Down-sweeping or no tail. Consecutive pulses frequency alternate. |
| Large-footed Myotis Myotis macropus |
35 – 80kHz | Vertical | Nyctophilus geoffroyi. Nyctophilus gouldi. | Pulse interval below 75ms, initial slope more than 400 OPS. Sequences often show 3-4 steep calls followed by 1 with shallower slope. |
| Chocolate Wattled Bat Chalinolobus morio |
48 – 53kHz | Curve, down swept tail | Vespadelus vulturnus. | Down sweeping or no tail. |
| Eastern Bentwing-bat Miniopterus orianae oceanensis |
43 – 48kHz | Curve, down swept tail | Vespadelus vulturnus, darlingtoni, regulus. | Often down sweeping tail. Calls highly variable in clutter. Feeding buzz distinctive. |
| Eastern Broad-nosed Bat Scotorepens orion |
34.5 – 37.5kHz | Curve, down swept tail | Falsistrellus tasmaniensis. Scotorepens balstoni. Chalinolobus gouldii. | Tail absent, sometimes down sweeping. Knee frequency more than 30kHz. |
| Southern Freetail Bat Ozimops planiceps |
25 – 29kHz | Horizontal | Chalinolobus gouldii. Ozimops ridei. | Wide range of call shapes, often flat in the open, steep in clutter. |
| Southern Forest Bat Vespadelus regulus |
40 – 55kHz | Curve, no tail | Miniopterus orianae oceanensis. Vespadelus darlingtoni. Vespadelus vulturnus. | Shape and frequency varies. |
| Eastern Freetail Bat Ozimops ridei |
30 – 35kHz | Horizontal | Chalinolobus gouldii. Ozimops planiceps. Scotorepens balstoni. Scotorepens orion. | Wide range of call shapes, often flat in the open, steep in clutter. |
| Eastern Falsistrelle Falsistrellus tasmaniensis |
34 – 39kHz | Curve, no tail | Scotorepens orion. Chalinolobus gouldii. | Often steep. Absent or down sweeping tail. |
| Little Forest Bat Vespadelus vulturnus |
45 – 53kHz | Curve, up swept tail | Chalinolobus morio. Miniopterus orianae oceanensis. Vespadelus regulus. Vespadelus darlingtoni. | Tail almost always up sweeping. Fc often varies in single sequence. Usually shorter duration than other V. species. Similar in shape to C. morio in clutter. |